1492 lines
		
	
	
		
			29 KiB
		
	
	
	
		
			Factor
		
	
	
			
		
		
	
	
			1492 lines
		
	
	
		
			29 KiB
		
	
	
	
		
			Factor
		
	
	
| IN: compiler.cfg.linear-scan.tests
 | |
| USING: tools.test random sorting sequences sets hashtables assocs
 | |
| kernel fry arrays splitting namespaces math accessors vectors locals
 | |
| math.order grouping strings strings.private classes layouts
 | |
| cpu.architecture
 | |
| compiler.cfg
 | |
| compiler.cfg.optimizer
 | |
| compiler.cfg.instructions
 | |
| compiler.cfg.registers
 | |
| compiler.cfg.predecessors
 | |
| compiler.cfg.rpo
 | |
| compiler.cfg.linearization
 | |
| compiler.cfg.debugger
 | |
| compiler.cfg.def-use
 | |
| compiler.cfg.comparisons
 | |
| compiler.cfg.linear-scan
 | |
| compiler.cfg.linear-scan.numbering
 | |
| compiler.cfg.linear-scan.live-intervals
 | |
| compiler.cfg.linear-scan.allocation
 | |
| compiler.cfg.linear-scan.allocation.state
 | |
| compiler.cfg.linear-scan.allocation.splitting
 | |
| compiler.cfg.linear-scan.allocation.spilling
 | |
| compiler.cfg.linear-scan.debugger ;
 | |
| 
 | |
| check-allocation? on
 | |
| check-numbering? on
 | |
| 
 | |
| [
 | |
|     { T{ live-range f 1 10 } T{ live-range f 15 15 } }
 | |
|     { T{ live-range f 16 20 } }
 | |
| ] [
 | |
|     {
 | |
|         T{ live-range f 1 10 }
 | |
|         T{ live-range f 15 20 }
 | |
|     } 15 split-ranges
 | |
| ] unit-test
 | |
| 
 | |
| [
 | |
|     { T{ live-range f 1 10 } T{ live-range f 15 16 } }
 | |
|     { T{ live-range f 17 20 } }
 | |
| ] [
 | |
|     {
 | |
|         T{ live-range f 1 10 }
 | |
|         T{ live-range f 15 20 }
 | |
|     } 16 split-ranges
 | |
| ] unit-test
 | |
| 
 | |
| [
 | |
|     { T{ live-range f 1 10 } }
 | |
|     { T{ live-range f 15 20 } }
 | |
| ] [
 | |
|     {
 | |
|         T{ live-range f 1 10 }
 | |
|         T{ live-range f 15 20 }
 | |
|     } 12 split-ranges
 | |
| ] unit-test
 | |
| 
 | |
| [
 | |
|     { T{ live-range f 1 10 } T{ live-range f 15 17 } }
 | |
|     { T{ live-range f 18 20 } }
 | |
| ] [
 | |
|     {
 | |
|         T{ live-range f 1 10 }
 | |
|         T{ live-range f 15 20 }
 | |
|     } 17 split-ranges
 | |
| ] unit-test
 | |
| 
 | |
| [
 | |
|     { T{ live-range f 1 10 } } 0 split-ranges
 | |
| ] must-fail
 | |
| 
 | |
| [
 | |
|     { T{ live-range f 0 0 } }
 | |
|     { T{ live-range f 1 5 } }
 | |
| ] [
 | |
|     { T{ live-range f 0 5 } } 0 split-ranges
 | |
| ] unit-test
 | |
| 
 | |
| cfg new 0 >>spill-area-size cfg set
 | |
| H{ } spill-slots set
 | |
| 
 | |
| H{
 | |
|     { 1 float-rep }
 | |
|     { 2 float-rep }
 | |
|     { 3 float-rep }
 | |
| } representations set
 | |
| 
 | |
| [
 | |
|     T{ live-interval
 | |
|        { vreg 1 }
 | |
|        { start 0 }
 | |
|        { end 2 }
 | |
|        { uses V{ 0 1 } }
 | |
|        { ranges V{ T{ live-range f 0 2 } } }
 | |
|        { spill-to T{ spill-slot f 0 } }
 | |
|     }
 | |
|     T{ live-interval
 | |
|        { vreg 1 }
 | |
|        { start 5 }
 | |
|        { end 5 }
 | |
|        { uses V{ 5 } }
 | |
|        { ranges V{ T{ live-range f 5 5 } } }
 | |
|        { reload-from T{ spill-slot f 0 } }
 | |
|     }
 | |
| ] [
 | |
|     T{ live-interval
 | |
|        { vreg 1 }
 | |
|        { start 0 }
 | |
|        { end 5 }
 | |
|        { uses V{ 0 1 5 } }
 | |
|        { ranges V{ T{ live-range f 0 5 } } }
 | |
|     } 2 split-for-spill
 | |
| ] unit-test
 | |
| 
 | |
| [
 | |
|     T{ live-interval
 | |
|        { vreg 2 }
 | |
|        { start 0 }
 | |
|        { end 1 }
 | |
|        { uses V{ 0 } }
 | |
|        { ranges V{ T{ live-range f 0 1 } } }
 | |
|        { spill-to T{ spill-slot f 4 } }
 | |
|     }
 | |
|     T{ live-interval
 | |
|        { vreg 2 }
 | |
|        { start 1 }
 | |
|        { end 5 }
 | |
|        { uses V{ 1 5 } }
 | |
|        { ranges V{ T{ live-range f 1 5 } } }
 | |
|        { reload-from T{ spill-slot f 4 } }
 | |
|     }
 | |
| ] [
 | |
|     T{ live-interval
 | |
|        { vreg 2 }
 | |
|        { start 0 }
 | |
|        { end 5 }
 | |
|        { uses V{ 0 1 5 } }
 | |
|        { ranges V{ T{ live-range f 0 5 } } }
 | |
|     } 0 split-for-spill
 | |
| ] unit-test
 | |
| 
 | |
| [
 | |
|     T{ live-interval
 | |
|        { vreg 3 }
 | |
|        { start 0 }
 | |
|        { end 1 }
 | |
|        { uses V{ 0 } }
 | |
|        { ranges V{ T{ live-range f 0 1 } } }
 | |
|        { spill-to T{ spill-slot f 8 } }
 | |
|     }
 | |
|     T{ live-interval
 | |
|        { vreg 3 }
 | |
|        { start 20 }
 | |
|        { end 30 }
 | |
|        { uses V{ 20 30 } }
 | |
|        { ranges V{ T{ live-range f 20 30 } } }
 | |
|        { reload-from T{ spill-slot f 8 } }
 | |
|     }
 | |
| ] [
 | |
|     T{ live-interval
 | |
|        { vreg 3 }
 | |
|        { start 0 }
 | |
|        { end 30 }
 | |
|        { uses V{ 0 20 30 } }
 | |
|        { ranges V{ T{ live-range f 0 8 } T{ live-range f 10 18 } T{ live-range f 20 30 } } }
 | |
|     } 10 split-for-spill
 | |
| ] unit-test
 | |
| 
 | |
| H{
 | |
|     { 1 int-rep }
 | |
|     { 2 int-rep }
 | |
|     { 3 int-rep }
 | |
| } representations set
 | |
| 
 | |
| [
 | |
|     {
 | |
|         3
 | |
|         10
 | |
|     }
 | |
| ] [
 | |
|     H{
 | |
|         { int-regs
 | |
|           V{
 | |
|               T{ live-interval
 | |
|                  { vreg 1 }
 | |
|                  { reg 1 }
 | |
|                  { start 1 }
 | |
|                  { end 15 }
 | |
|                  { uses V{ 1 3 7 10 15 } }
 | |
|               }
 | |
|               T{ live-interval
 | |
|                  { vreg 2 }
 | |
|                  { reg 2 }
 | |
|                  { start 3 }
 | |
|                  { end 8 }
 | |
|                  { uses V{ 3 4 8 } }
 | |
|               }
 | |
|               T{ live-interval
 | |
|                  { vreg 3 }
 | |
|                  { reg 3 }
 | |
|                  { start 3 }
 | |
|                  { end 10 }
 | |
|                  { uses V{ 3 10 } }
 | |
|               }
 | |
|           }
 | |
|         }
 | |
|     } active-intervals set
 | |
|     H{ } inactive-intervals set
 | |
|     T{ live-interval
 | |
|         { vreg 1 }
 | |
|         { start 5 }
 | |
|         { end 5 }
 | |
|         { uses V{ 5 } }
 | |
|     }
 | |
|     spill-status
 | |
| ] unit-test
 | |
| 
 | |
| [
 | |
|     {
 | |
|         1
 | |
|         1/0.
 | |
|     }
 | |
| ] [
 | |
|     H{
 | |
|         { int-regs
 | |
|           V{
 | |
|               T{ live-interval
 | |
|                  { vreg 1 }
 | |
|                  { reg 1 }
 | |
|                  { start 1 }
 | |
|                  { end 15 }
 | |
|                  { uses V{ 1 } }
 | |
|               }
 | |
|               T{ live-interval
 | |
|                  { vreg 2 }
 | |
|                  { reg 2 }
 | |
|                  { start 3 }
 | |
|                  { end 8 }
 | |
|                  { uses V{ 3 8 } }
 | |
|               }
 | |
|           }
 | |
|         }
 | |
|     } active-intervals set
 | |
|     H{ } inactive-intervals set
 | |
|     T{ live-interval
 | |
|         { vreg 3 }
 | |
|         { start 5 }
 | |
|         { end 5 }
 | |
|         { uses V{ 5 } }
 | |
|     }
 | |
|     spill-status
 | |
| ] unit-test
 | |
| 
 | |
| H{ { 1 int-rep } { 2 int-rep } } representations set
 | |
| 
 | |
| [ ] [
 | |
|     {
 | |
|         T{ live-interval
 | |
|            { vreg 1 }
 | |
|            { start 0 }
 | |
|            { end 100 }
 | |
|            { uses V{ 0 100 } }
 | |
|            { ranges V{ T{ live-range f 0 100 } } }
 | |
|         }
 | |
|     }
 | |
|     H{ { int-regs { "A" } } }
 | |
|     check-linear-scan
 | |
| ] unit-test
 | |
| 
 | |
| [ ] [
 | |
|     {
 | |
|         T{ live-interval
 | |
|            { vreg 1 }
 | |
|            { start 0 }
 | |
|            { end 10 }
 | |
|            { uses V{ 0 10 } }
 | |
|            { ranges V{ T{ live-range f 0 10 } } }
 | |
|         }
 | |
|         T{ live-interval
 | |
|            { vreg 2 }
 | |
|            { start 11 }
 | |
|            { end 20 }
 | |
|            { uses V{ 11 20 } }
 | |
|            { ranges V{ T{ live-range f 11 20 } } }
 | |
|         }
 | |
|     }
 | |
|     H{ { int-regs { "A" } } }
 | |
|     check-linear-scan
 | |
| ] unit-test
 | |
| 
 | |
| [ ] [
 | |
|     {
 | |
|         T{ live-interval
 | |
|            { vreg 1 }
 | |
|            { start 0 }
 | |
|            { end 100 }
 | |
|            { uses V{ 0 100 } }
 | |
|            { ranges V{ T{ live-range f 0 100 } } }
 | |
|         }
 | |
|         T{ live-interval
 | |
|            { vreg 2 }
 | |
|            { start 30 }
 | |
|            { end 60 }
 | |
|            { uses V{ 30 60 } }
 | |
|            { ranges V{ T{ live-range f 30 60 } } }
 | |
|         }
 | |
|     }
 | |
|     H{ { int-regs { "A" } } }
 | |
|     check-linear-scan
 | |
| ] unit-test
 | |
| 
 | |
| [ ] [
 | |
|     {
 | |
|         T{ live-interval
 | |
|            { vreg 1 }
 | |
|            { start 0 }
 | |
|            { end 100 }
 | |
|            { uses V{ 0 100 } }
 | |
|            { ranges V{ T{ live-range f 0 100 } } }
 | |
|         }
 | |
|         T{ live-interval
 | |
|            { vreg 2 }
 | |
|            { start 30 }
 | |
|            { end 200 }
 | |
|            { uses V{ 30 200 } }
 | |
|            { ranges V{ T{ live-range f 30 200 } } }
 | |
|         }
 | |
|     }
 | |
|     H{ { int-regs { "A" } } }
 | |
|     check-linear-scan
 | |
| ] unit-test
 | |
| 
 | |
| [
 | |
|     {
 | |
|         T{ live-interval
 | |
|            { vreg 1 }
 | |
|            { start 0 }
 | |
|            { end 100 }
 | |
|            { uses V{ 0 100 } }
 | |
|            { ranges V{ T{ live-range f 0 100 } } }
 | |
|         }
 | |
|         T{ live-interval
 | |
|            { vreg 2 }
 | |
|            { start 30 }
 | |
|            { end 100 }
 | |
|            { uses V{ 30 100 } }
 | |
|            { ranges V{ T{ live-range f 30 100 } } }
 | |
|         }
 | |
|     }
 | |
|     H{ { int-regs { "A" } } }
 | |
|     check-linear-scan
 | |
| ] must-fail
 | |
| 
 | |
| ! Problem with spilling intervals with no more usages after the spill location
 | |
| H{
 | |
|     { 1 int-rep }
 | |
|     { 2 int-rep }
 | |
|     { 3 int-rep }
 | |
|     { 4 int-rep }
 | |
|     { 5 int-rep }
 | |
| } representations set
 | |
| 
 | |
| [ ] [
 | |
|     {
 | |
|         T{ live-interval
 | |
|            { vreg 1 }
 | |
|            { start 0 }
 | |
|            { end 20 }
 | |
|            { uses V{ 0 10 20 } }
 | |
|            { ranges V{ T{ live-range f 0 2 } T{ live-range f 10 20 } } }
 | |
|         }
 | |
|         T{ live-interval
 | |
|            { vreg 2 }
 | |
|            { start 0 }
 | |
|            { end 20 }
 | |
|            { uses V{ 0 10 20 } }
 | |
|            { ranges V{ T{ live-range f 0 2 } T{ live-range f 10 20 } } }
 | |
|         }
 | |
|         T{ live-interval
 | |
|            { vreg 3 }
 | |
|            { start 4 }
 | |
|            { end 8 }
 | |
|            { uses V{ 6 } }
 | |
|            { ranges V{ T{ live-range f 4 8 } } }
 | |
|         }
 | |
|         T{ live-interval
 | |
|            { vreg 4 }
 | |
|            { start 4 }
 | |
|            { end 8 }
 | |
|            { uses V{ 8 } }
 | |
|            { ranges V{ T{ live-range f 4 8 } } }
 | |
|         }
 | |
| 
 | |
|         ! This guy will invoke the 'spill partially available' code path
 | |
|         T{ live-interval
 | |
|            { vreg 5 }
 | |
|            { start 4 }
 | |
|            { end 8 }
 | |
|            { uses V{ 8 } }
 | |
|            { ranges V{ T{ live-range f 4 8 } } }
 | |
|         }
 | |
|     }
 | |
|     H{ { int-regs { "A" "B" } } }
 | |
|     check-linear-scan
 | |
| ] unit-test
 | |
| 
 | |
| ! Test spill-new code path
 | |
| 
 | |
| [ ] [
 | |
|     {
 | |
|         T{ live-interval
 | |
|            { vreg 1 }
 | |
|            { start 0 }
 | |
|            { end 10 }
 | |
|            { uses V{ 0 6 10 } }
 | |
|            { ranges V{ T{ live-range f 0 10 } } }
 | |
|         }
 | |
| 
 | |
|         ! This guy will invoke the 'spill new' code path
 | |
|         T{ live-interval
 | |
|            { vreg 5 }
 | |
|            { start 2 }
 | |
|            { end 8 }
 | |
|            { uses V{ 8 } }
 | |
|            { ranges V{ T{ live-range f 2 8 } } }
 | |
|         }
 | |
|     }
 | |
|     H{ { int-regs { "A" } } }
 | |
|     check-linear-scan
 | |
| ] unit-test
 | |
| 
 | |
| [ f ] [
 | |
|     T{ live-range f 0 10 }
 | |
|     T{ live-range f 20 30 }
 | |
|     intersect-live-range
 | |
| ] unit-test
 | |
| 
 | |
| [ 10 ] [
 | |
|     T{ live-range f 0 10 }
 | |
|     T{ live-range f 10 30 }
 | |
|     intersect-live-range
 | |
| ] unit-test
 | |
| 
 | |
| [ 5 ] [
 | |
|     T{ live-range f 0 10 }
 | |
|     T{ live-range f 5 30 }
 | |
|     intersect-live-range
 | |
| ] unit-test
 | |
| 
 | |
| [ 5 ] [
 | |
|     T{ live-range f 5 30 }
 | |
|     T{ live-range f 0 10 }
 | |
|     intersect-live-range
 | |
| ] unit-test
 | |
| 
 | |
| [ 5 ] [
 | |
|     T{ live-range f 5 10 }
 | |
|     T{ live-range f 0 15 }
 | |
|     intersect-live-range
 | |
| ] unit-test
 | |
| 
 | |
| [ 50 ] [
 | |
|     {
 | |
|         T{ live-range f 0 10 }
 | |
|         T{ live-range f 20 30 }
 | |
|         T{ live-range f 40 50 }
 | |
|     }
 | |
|     {
 | |
|         T{ live-range f 11 15 }
 | |
|         T{ live-range f 31 35 }
 | |
|         T{ live-range f 50 55 }
 | |
|     }
 | |
|     intersect-live-ranges
 | |
| ] unit-test
 | |
| 
 | |
| [ f ] [
 | |
|     {
 | |
|         T{ live-range f 0 10 }
 | |
|         T{ live-range f 20 30 }
 | |
|         T{ live-range f 40 50 }
 | |
|     }
 | |
|     {
 | |
|         T{ live-range f 11 15 }
 | |
|         T{ live-range f 31 36 }
 | |
|         T{ live-range f 51 55 }
 | |
|     }
 | |
|     intersect-live-ranges
 | |
| ] unit-test
 | |
| 
 | |
| [ 5 ] [
 | |
|     T{ live-interval
 | |
|        { start 0 }
 | |
|        { end 10 }
 | |
|        { uses { 0 10 } }
 | |
|        { ranges V{ T{ live-range f 0 10 } } }
 | |
|     }
 | |
|     T{ live-interval
 | |
|        { start 5 }
 | |
|        { end 10 }
 | |
|        { uses { 5 10 } }
 | |
|        { ranges V{ T{ live-range f 5 10 } } }
 | |
|     }
 | |
|     relevant-ranges intersect-live-ranges
 | |
| ] unit-test
 | |
| 
 | |
| ! register-status had problems because it used map>assoc where the sequence
 | |
| ! had multiple keys
 | |
| H{
 | |
|     { 1 int-rep }
 | |
|     { 2 int-rep }
 | |
|     { 3 int-rep }
 | |
|     { 4 int-rep }
 | |
| } representations set
 | |
| 
 | |
| [ { 0 10 } ] [
 | |
|     H{ { int-regs { 0 1 } } } registers set
 | |
|     H{
 | |
|         { int-regs
 | |
|           {
 | |
|               T{ live-interval
 | |
|                  { vreg 1 }
 | |
|                  { start 0 }
 | |
|                  { end 20 }
 | |
|                  { reg 0 }
 | |
|                  { ranges V{ T{ live-range f 0 2 } T{ live-range f 10 20 } } }
 | |
|                  { uses V{ 0 2 10 20 } }
 | |
|               }
 | |
| 
 | |
|               T{ live-interval
 | |
|                  { vreg 2 }
 | |
|                  { start 4 }
 | |
|                  { end 40 }
 | |
|                  { reg 0 }
 | |
|                  { ranges V{ T{ live-range f 4 6 } T{ live-range f 30 40 } } }
 | |
|                  { uses V{ 4 6 30 40 } }
 | |
|               }
 | |
|           }
 | |
|         }
 | |
|     } inactive-intervals set
 | |
|     H{
 | |
|         { int-regs
 | |
|           {
 | |
|               T{ live-interval
 | |
|                  { vreg 3 }
 | |
|                  { start 0 }
 | |
|                  { end 40 }
 | |
|                  { reg 1 }
 | |
|                  { ranges V{ T{ live-range f 0 40 } } }
 | |
|                  { uses V{ 0 40 } }
 | |
|               }
 | |
|           }
 | |
|         }
 | |
|     } active-intervals set
 | |
| 
 | |
|     T{ live-interval
 | |
|        { vreg 4 }
 | |
|         { start 8 }
 | |
|         { end 10 }
 | |
|         { ranges V{ T{ live-range f 8 10 } } }
 | |
|         { uses V{ 8 10 } }
 | |
|     }
 | |
|     register-status
 | |
| ] unit-test
 | |
| 
 | |
| :: test-linear-scan-on-cfg ( regs -- )
 | |
|     [
 | |
|         cfg new 0 get >>entry
 | |
|         dup cfg set
 | |
|         dup fake-representations
 | |
|         dup { { int-regs regs } } (linear-scan)
 | |
|         flatten-cfg 1array mr.
 | |
|     ] with-scope ;
 | |
| 
 | |
| ! Bug in live spill slots calculation
 | |
| 
 | |
| V{ T{ ##prologue } T{ ##branch } } 0 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek
 | |
|        { dst 703128 }
 | |
|        { loc D 1 }
 | |
|     }
 | |
|     T{ ##peek
 | |
|        { dst 703129 }
 | |
|        { loc D 0 }
 | |
|     }
 | |
|     T{ ##copy
 | |
|        { dst 703134 }
 | |
|        { src 703128 }
 | |
|     }
 | |
|     T{ ##copy
 | |
|        { dst 703135 }
 | |
|        { src 703129 }
 | |
|     }
 | |
|     T{ ##compare-imm-branch
 | |
|        { src1 703128 }
 | |
|        { src2 5 }
 | |
|        { cc cc/= }
 | |
|     }
 | |
| } 1 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##copy
 | |
|        { dst 703134 }
 | |
|        { src 703129 }
 | |
|     }
 | |
|     T{ ##copy
 | |
|        { dst 703135 }
 | |
|        { src 703128 }
 | |
|     }
 | |
|     T{ ##branch }
 | |
| } 2 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##replace
 | |
|        { src 703134 }
 | |
|        { loc D 0 }
 | |
|     }
 | |
|     T{ ##replace
 | |
|        { src 703135 }
 | |
|        { loc D 1 }
 | |
|     }
 | |
|     T{ ##epilogue }
 | |
|     T{ ##return }
 | |
| } 3 test-bb
 | |
| 
 | |
| 0 1 edge
 | |
| 1 { 2 3 } edges
 | |
| 2 3 edge
 | |
| 
 | |
| ! Bug in inactive interval handling
 | |
| ! [ rot dup [ -rot ] when ]
 | |
| V{ T{ ##prologue } T{ ##branch } } 0 test-bb
 | |
|     
 | |
| V{
 | |
|     T{ ##peek
 | |
|        { dst 689473 }
 | |
|        { loc D 2 }
 | |
|     }
 | |
|     T{ ##peek
 | |
|        { dst 689474 }
 | |
|        { loc D 1 }
 | |
|     }
 | |
|     T{ ##peek
 | |
|        { dst 689475 }
 | |
|        { loc D 0 }
 | |
|     }
 | |
|     T{ ##compare-imm-branch
 | |
|        { src1 689473 }
 | |
|        { src2 5 }
 | |
|        { cc cc/= }
 | |
|     }
 | |
| } 1 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##copy
 | |
|        { dst 689481 }
 | |
|        { src 689475 }
 | |
|        { rep int-rep }
 | |
|     }
 | |
|     T{ ##copy
 | |
|        { dst 689482 }
 | |
|        { src 689474 }
 | |
|        { rep int-rep }
 | |
|     }
 | |
|     T{ ##copy
 | |
|        { dst 689483 }
 | |
|        { src 689473 }
 | |
|        { rep int-rep }
 | |
|     }
 | |
|     T{ ##branch }
 | |
| } 2 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##copy
 | |
|        { dst 689481 }
 | |
|        { src 689473 }
 | |
|        { rep int-rep }
 | |
|     }
 | |
|     T{ ##copy
 | |
|        { dst 689482 }
 | |
|        { src 689475 }
 | |
|        { rep int-rep }
 | |
|     }
 | |
|     T{ ##copy
 | |
|        { dst 689483 }
 | |
|        { src 689474 }
 | |
|        { rep int-rep }
 | |
|     }
 | |
|     T{ ##branch }
 | |
| } 3 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##replace
 | |
|        { src 689481 }
 | |
|        { loc D 0 }
 | |
|     }
 | |
|     T{ ##replace
 | |
|        { src 689482 }
 | |
|        { loc D 1 }
 | |
|     }
 | |
|     T{ ##replace
 | |
|        { src 689483 }
 | |
|        { loc D 2 }
 | |
|     }
 | |
|     T{ ##epilogue }
 | |
|     T{ ##return }
 | |
| } 4 test-bb
 | |
| 
 | |
| test-diamond
 | |
| 
 | |
| [ ] [ { 1 2 3 4 } test-linear-scan-on-cfg ] unit-test
 | |
| 
 | |
| ! Similar to the above
 | |
| ! [ swap dup [ rot ] when ]
 | |
| 
 | |
| T{ basic-block
 | |
|    { id 201537 }
 | |
|    { number 0 }
 | |
|    { instructions V{ T{ ##prologue } T{ ##branch } } }
 | |
| } 0 set
 | |
|     
 | |
| V{
 | |
|     T{ ##peek
 | |
|        { dst 689600 }
 | |
|        { loc D 1 }
 | |
|     }
 | |
|     T{ ##peek
 | |
|        { dst 689601 }
 | |
|        { loc D 0 }
 | |
|     }
 | |
|     T{ ##compare-imm-branch
 | |
|        { src1 689600 }
 | |
|        { src2 5 }
 | |
|        { cc cc/= }
 | |
|     }
 | |
| } 1 test-bb
 | |
|     
 | |
| V{
 | |
|     T{ ##peek
 | |
|        { dst 689604 }
 | |
|        { loc D 2 }
 | |
|     }
 | |
|     T{ ##copy
 | |
|        { dst 689607 }
 | |
|        { src 689604 }
 | |
|     }
 | |
|     T{ ##copy
 | |
|        { dst 689608 }
 | |
|        { src 689600 }
 | |
|        { rep int-rep }
 | |
|     }
 | |
|     T{ ##copy
 | |
|        { dst 689610 }
 | |
|        { src 689601 }
 | |
|        { rep int-rep }
 | |
|     }
 | |
|     T{ ##branch }
 | |
| } 2 test-bb
 | |
|     
 | |
| V{
 | |
|     T{ ##peek
 | |
|        { dst 689609 }
 | |
|        { loc D 2 }
 | |
|     }
 | |
|     T{ ##copy
 | |
|        { dst 689607 }
 | |
|        { src 689600 }
 | |
|        { rep int-rep }
 | |
|     }
 | |
|     T{ ##copy
 | |
|        { dst 689608 }
 | |
|        { src 689601 }
 | |
|        { rep int-rep }
 | |
|     }
 | |
|     T{ ##copy
 | |
|        { dst 689610 }
 | |
|        { src 689609 }
 | |
|        { rep int-rep }
 | |
|     }
 | |
|     T{ ##branch }
 | |
| } 3 test-bb
 | |
|     
 | |
| V{
 | |
|     T{ ##replace
 | |
|        { src 689607 }
 | |
|        { loc D 0 }
 | |
|     }
 | |
|     T{ ##replace
 | |
|        { src 689608 }
 | |
|        { loc D 1 }
 | |
|     }
 | |
|     T{ ##replace
 | |
|        { src 689610 }
 | |
|        { loc D 2 }
 | |
|     }
 | |
|     T{ ##epilogue }
 | |
|     T{ ##return }
 | |
| } 4 test-bb
 | |
| 
 | |
| test-diamond
 | |
| 
 | |
| [ ] [ { 1 2 3 4 } test-linear-scan-on-cfg ] unit-test
 | |
| 
 | |
| ! compute-live-registers was inaccurate since it didn't take
 | |
| ! lifetime holes into account
 | |
| 
 | |
| V{ T{ ##prologue } T{ ##branch } } 0 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek
 | |
|        { dst 0 }
 | |
|        { loc D 0 }
 | |
|     }
 | |
|     T{ ##compare-imm-branch
 | |
|        { src1 0 }
 | |
|        { src2 5 }
 | |
|        { cc cc/= }
 | |
|     }
 | |
| } 1 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek
 | |
|        { dst 1 }
 | |
|        { loc D 1 }
 | |
|     }
 | |
|     T{ ##copy
 | |
|        { dst 2 }
 | |
|        { src 1 }
 | |
|        { rep int-rep }
 | |
|     }
 | |
|     T{ ##branch }
 | |
| } 2 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek
 | |
|        { dst 3 }
 | |
|        { loc D 2 }
 | |
|     }
 | |
|     T{ ##copy
 | |
|        { dst 2 }
 | |
|        { src 3 }
 | |
|        { rep int-rep }
 | |
|     }
 | |
|     T{ ##branch }
 | |
| } 3 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##replace
 | |
|        { src 2 }
 | |
|        { loc D 0 }
 | |
|     }
 | |
|     T{ ##return }
 | |
| } 4 test-bb
 | |
| 
 | |
| test-diamond
 | |
| 
 | |
| [ ] [ { 1 2 3 4 } test-linear-scan-on-cfg ] unit-test
 | |
| 
 | |
| ! Inactive interval handling: splitting active interval
 | |
| ! if it fits in lifetime hole only partially
 | |
| 
 | |
| V{ T{ ##peek f 3 R 1 } T{ ##branch } } 0 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek f 2 R 0 }
 | |
|     T{ ##compare-imm-branch f 2 5 cc= }
 | |
| } 1 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek f 0 D 0 }
 | |
|     T{ ##branch }
 | |
| } 2 test-bb
 | |
| 
 | |
| 
 | |
| V{
 | |
|     T{ ##peek f 1 D 1 }
 | |
|     T{ ##peek f 0 D 0 }
 | |
|     T{ ##replace f 1 D 2 }
 | |
|     T{ ##branch }
 | |
| } 3 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##replace f 3 R 2 }
 | |
|     T{ ##replace f 0 D 0 }
 | |
|     T{ ##return }
 | |
| } 4 test-bb
 | |
| 
 | |
| test-diamond
 | |
| 
 | |
| [ ] [ { 1 2 } test-linear-scan-on-cfg ] unit-test
 | |
| 
 | |
| ! Not until splitting is finished
 | |
| ! [ _copy ] [ 3 get instructions>> second class ] unit-test
 | |
| 
 | |
| ! Resolve pass; make sure the spilling is done correctly
 | |
| V{ T{ ##peek f 3 R 1 } T{ ##branch } } 0 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek f 2 R 0 }
 | |
|     T{ ##compare-imm-branch f 2 5 cc= }
 | |
| } 1 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##branch }
 | |
| } 2 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##replace f 3 R 1 }
 | |
|     T{ ##peek f 1 D 1 }
 | |
|     T{ ##peek f 0 D 0 }
 | |
|     T{ ##replace f 1 D 2 }
 | |
|     T{ ##replace f 0 D 2 }
 | |
|     T{ ##branch }
 | |
| } 3 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##replace f 3 R 2 }
 | |
|     T{ ##return }
 | |
| } 4 test-bb
 | |
| 
 | |
| test-diamond
 | |
| 
 | |
| [ ] [ { 1 2 } test-linear-scan-on-cfg ] unit-test
 | |
| 
 | |
| [ _spill ] [ 2 get successors>> first instructions>> first class ] unit-test
 | |
| 
 | |
| [ _spill ] [ 3 get instructions>> second class ] unit-test
 | |
| 
 | |
| [ f ] [ 3 get instructions>> [ _reload? ] any? ] unit-test
 | |
| 
 | |
| [ _reload ] [ 4 get instructions>> first class ] unit-test
 | |
| 
 | |
| ! Resolve pass
 | |
| V{
 | |
|     T{ ##branch }
 | |
| } 0 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek f 0 D 0 }
 | |
|     T{ ##compare-imm-branch f 0 5 cc= }
 | |
| } 1 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##replace f 0 D 0 }
 | |
|     T{ ##peek f 1 D 0 }
 | |
|     T{ ##peek f 2 D 0 }
 | |
|     T{ ##replace f 1 D 0 }
 | |
|     T{ ##replace f 2 D 0 }
 | |
|     T{ ##branch }
 | |
| } 2 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##branch }
 | |
| } 3 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek f 1 D 0 }
 | |
|     T{ ##compare-imm-branch f 1 5 cc= }
 | |
| } 4 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##replace f 0 D 0 }
 | |
|     T{ ##return }
 | |
| } 5 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##replace f 0 D 0 }
 | |
|     T{ ##return }
 | |
| } 6 test-bb
 | |
| 
 | |
| 0 1 edge
 | |
| 1 { 2 3 } edges
 | |
| 2 4 edge
 | |
| 3 4 edge
 | |
| 4 { 5 6 } edges
 | |
| 
 | |
| [ ] [ { 1 2 } test-linear-scan-on-cfg ] unit-test
 | |
| 
 | |
| [ t ] [ 2 get instructions>> [ _spill? ] any? ] unit-test
 | |
| 
 | |
| [ t ] [ 3 get predecessors>> first instructions>> [ _spill? ] any? ] unit-test
 | |
| 
 | |
| [ t ] [ 5 get instructions>> [ _reload? ] any? ] unit-test
 | |
| 
 | |
| ! A more complicated failure case with resolve that came up after the above
 | |
| ! got fixed
 | |
| V{ T{ ##branch } } 0 test-bb
 | |
| V{
 | |
|     T{ ##peek f 0 D 0 }
 | |
|     T{ ##peek f 1 D 1 }
 | |
|     T{ ##peek f 2 D 2 }
 | |
|     T{ ##peek f 3 D 3 }
 | |
|     T{ ##peek f 4 D 0 }
 | |
|     T{ ##branch }
 | |
| } 1 test-bb
 | |
| V{ T{ ##branch } } 2 test-bb
 | |
| V{ T{ ##branch } } 3 test-bb
 | |
| V{
 | |
|     
 | |
|     T{ ##replace f 1 D 1 }
 | |
|     T{ ##replace f 2 D 2 }
 | |
|     T{ ##replace f 3 D 3 }
 | |
|     T{ ##replace f 4 D 4 }
 | |
|     T{ ##replace f 0 D 0 }
 | |
|     T{ ##branch }
 | |
| } 4 test-bb
 | |
| V{ T{ ##replace f 0 D 0 } T{ ##branch } } 5 test-bb
 | |
| V{ T{ ##return } } 6 test-bb
 | |
| V{ T{ ##branch } } 7 test-bb
 | |
| V{
 | |
|     T{ ##replace f 1 D 1 }
 | |
|     T{ ##replace f 2 D 2 }
 | |
|     T{ ##replace f 3 D 3 }
 | |
|     T{ ##peek f 5 D 1 }
 | |
|     T{ ##peek f 6 D 2 }
 | |
|     T{ ##peek f 7 D 3 }
 | |
|     T{ ##peek f 8 D 4 }
 | |
|     T{ ##replace f 5 D 1 }
 | |
|     T{ ##replace f 6 D 2 }
 | |
|     T{ ##replace f 7 D 3 }
 | |
|     T{ ##replace f 8 D 4 }
 | |
|     T{ ##branch }
 | |
| } 8 test-bb
 | |
| V{
 | |
|     T{ ##replace f 1 D 1 }
 | |
|     T{ ##replace f 2 D 2 }
 | |
|     T{ ##replace f 3 D 3 }
 | |
|     T{ ##return }
 | |
| } 9 test-bb
 | |
| 
 | |
| 0 1 edge
 | |
| 1 { 2 7 } edges
 | |
| 7 8 edge
 | |
| 8 9 edge
 | |
| 2 { 3 5 } edges
 | |
| 3 4 edge
 | |
| 4 9 edge
 | |
| 5 6 edge
 | |
| 
 | |
| [ ] [ { 1 2 3 4 } test-linear-scan-on-cfg ] unit-test
 | |
| 
 | |
| [ _spill ] [ 1 get instructions>> second class ] unit-test
 | |
| [ _reload ] [ 4 get instructions>> 4 swap nth class ] unit-test
 | |
| [ V{ 3 2 1 } ] [ 8 get instructions>> [ _spill? ] filter [ dst>> n>> cell / ] map ] unit-test
 | |
| [ V{ 3 2 1 } ] [ 9 get instructions>> [ _reload? ] filter [ src>> n>> cell / ] map ] unit-test
 | |
| 
 | |
| ! Resolve pass should insert this
 | |
| [ _reload ] [ 5 get predecessors>> first instructions>> first class ] unit-test
 | |
| 
 | |
| ! Some random bug
 | |
| V{
 | |
|     T{ ##peek f 1 D 1 }
 | |
|     T{ ##peek f 2 D 2 }
 | |
|     T{ ##replace f 1 D 1 }
 | |
|     T{ ##replace f 2 D 2 }
 | |
|     T{ ##peek f 3 D 0 }
 | |
|     T{ ##peek f 0 D 0 }
 | |
|     T{ ##branch }
 | |
| } 0 test-bb
 | |
| 
 | |
| V{ T{ ##branch } } 1 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek f 1 D 1 }
 | |
|     T{ ##peek f 2 D 2 }
 | |
|     T{ ##replace f 3 D 3 }
 | |
|     T{ ##replace f 1 D 1 }
 | |
|     T{ ##replace f 2 D 2 }
 | |
|     T{ ##replace f 0 D 3 }
 | |
|     T{ ##branch }
 | |
| } 2 test-bb
 | |
| 
 | |
| V{ T{ ##branch } } 3 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##return }
 | |
| } 4 test-bb
 | |
| 
 | |
| test-diamond
 | |
| 
 | |
| [ ] [ { 1 2 } test-linear-scan-on-cfg ] unit-test
 | |
| 
 | |
| ! Spilling an interval immediately after its activated;
 | |
| ! and the interval does not have a use at the activation point
 | |
| V{
 | |
|     T{ ##peek f 1 D 1 }
 | |
|     T{ ##peek f 2 D 2 }
 | |
|     T{ ##replace f 1 D 1 }
 | |
|     T{ ##replace f 2 D 2 }
 | |
|     T{ ##peek f 0 D 0 }
 | |
|     T{ ##branch }
 | |
| } 0 test-bb
 | |
| 
 | |
| V{ T{ ##branch } } 1 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek f 1 D 1 }
 | |
|     T{ ##branch }
 | |
| } 2 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##replace f 1 D 1 }
 | |
|     T{ ##peek f 2 D 2 }
 | |
|     T{ ##replace f 2 D 2 }
 | |
|     T{ ##branch }
 | |
| } 3 test-bb
 | |
| 
 | |
| V{ T{ ##branch } } 4 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##replace f 0 D 0 }
 | |
|     T{ ##return }
 | |
| } 5 test-bb
 | |
| 
 | |
| 0 1 edge
 | |
| 1 { 2 4 } edges
 | |
| 4 5 edge
 | |
| 2 3 edge
 | |
| 3 5 edge
 | |
| 
 | |
| [ ] [ { 1 2 } test-linear-scan-on-cfg ] unit-test
 | |
| 
 | |
| ! Reduction of push-all regression, x86-32
 | |
| V{ T{ ##prologue } T{ ##branch } } 0 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##load-immediate { dst 61 } }
 | |
|     T{ ##peek { dst 62 } { loc D 0 } }
 | |
|     T{ ##peek { dst 64 } { loc D 1 } }
 | |
|     T{ ##slot-imm
 | |
|         { dst 69 }
 | |
|         { obj 64 }
 | |
|         { slot 1 }
 | |
|         { tag 2 }
 | |
|     }
 | |
|     T{ ##copy { dst 79 } { src 69 } { rep int-rep } }
 | |
|     T{ ##slot-imm
 | |
|         { dst 85 }
 | |
|         { obj 62 }
 | |
|         { slot 2 }
 | |
|         { tag 7 }
 | |
|     }
 | |
|     T{ ##compare-branch
 | |
|         { src1 69 }
 | |
|         { src2 85 }
 | |
|         { cc cc> }
 | |
|     }
 | |
| } 1 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##slot-imm
 | |
|         { dst 97 }
 | |
|         { obj 62 }
 | |
|         { slot 2 }
 | |
|         { tag 7 }
 | |
|     }
 | |
|     T{ ##replace { src 79 } { loc D 3 } }
 | |
|     T{ ##replace { src 62 } { loc D 4 } }
 | |
|     T{ ##replace { src 79 } { loc D 1 } }
 | |
|     T{ ##replace { src 62 } { loc D 2 } }
 | |
|     T{ ##replace { src 61 } { loc D 5 } }
 | |
|     T{ ##replace { src 62 } { loc R 0 } }
 | |
|     T{ ##replace { src 69 } { loc R 1 } }
 | |
|     T{ ##replace { src 97 } { loc D 0 } }
 | |
|     T{ ##call { word resize-array } }
 | |
|     T{ ##branch }
 | |
| } 2 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek { dst 98 } { loc R 0 } }
 | |
|     T{ ##peek { dst 100 } { loc D 0 } }
 | |
|     T{ ##set-slot-imm
 | |
|         { src 100 }
 | |
|         { obj 98 }
 | |
|         { slot 2 }
 | |
|         { tag 7 }
 | |
|     }
 | |
|     T{ ##peek { dst 108 } { loc D 2 } }
 | |
|     T{ ##peek { dst 110 } { loc D 3 } }
 | |
|     T{ ##peek { dst 112 } { loc D 0 } }
 | |
|     T{ ##peek { dst 114 } { loc D 1 } }
 | |
|     T{ ##peek { dst 116 } { loc D 4 } }
 | |
|     T{ ##peek { dst 119 } { loc R 0 } }
 | |
|     T{ ##copy { dst 109 } { src 108 } { rep int-rep } }
 | |
|     T{ ##copy { dst 111 } { src 110 } { rep int-rep } }
 | |
|     T{ ##copy { dst 113 } { src 112 } { rep int-rep } }
 | |
|     T{ ##copy { dst 115 } { src 114 } { rep int-rep } }
 | |
|     T{ ##copy { dst 117 } { src 116 } { rep int-rep } }
 | |
|     T{ ##copy { dst 120 } { src 119 } { rep int-rep } }
 | |
|     T{ ##branch }
 | |
| } 3 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##copy { dst 109 } { src 62 } { rep int-rep } }
 | |
|     T{ ##copy { dst 111 } { src 61 } { rep int-rep } }
 | |
|     T{ ##copy { dst 113 } { src 62 } { rep int-rep } }
 | |
|     T{ ##copy { dst 115 } { src 79 } { rep int-rep } }
 | |
|     T{ ##copy { dst 117 } { src 64 } { rep int-rep } }
 | |
|     T{ ##copy { dst 120 } { src 69 } { rep int-rep } }
 | |
|     T{ ##branch }
 | |
| } 4 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##replace { src 120 } { loc D 0 } }
 | |
|     T{ ##replace { src 109 } { loc D 3 } }
 | |
|     T{ ##replace { src 111 } { loc D 4 } }
 | |
|     T{ ##replace { src 113 } { loc D 1 } }
 | |
|     T{ ##replace { src 115 } { loc D 2 } }
 | |
|     T{ ##replace { src 117 } { loc D 5 } }
 | |
|     T{ ##epilogue }
 | |
|     T{ ##return }
 | |
| } 5 test-bb
 | |
| 
 | |
| 0 1 edge
 | |
| 1 { 2 4 } edges
 | |
| 2 3 edge
 | |
| 3 5 edge
 | |
| 4 5 edge
 | |
| 
 | |
| [ ] [ { 1 2 3 4 5 } test-linear-scan-on-cfg ] unit-test
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| 
 | |
| ! Another reduction of push-all
 | |
| V{ T{ ##prologue } T{ ##branch } } 0 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek { dst 85 } { loc D 0 } }
 | |
|     T{ ##slot-imm
 | |
|         { dst 89 }
 | |
|         { obj 85 }
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|         { slot 3 }
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|         { tag 7 }
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|     }
 | |
|     T{ ##peek { dst 91 } { loc D 1 } }
 | |
|     T{ ##slot-imm
 | |
|         { dst 96 }
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|         { obj 91 }
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|         { slot 1 }
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|         { tag 2 }
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|     }
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|     T{ ##add
 | |
|         { dst 109 }
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|         { src1 89 }
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|         { src2 96 }
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|     }
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|     T{ ##slot-imm
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|         { dst 115 }
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|         { obj 85 }
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|         { slot 2 }
 | |
|         { tag 7 }
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|     }
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|     T{ ##slot-imm
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|         { dst 118 }
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|         { obj 115 }
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|         { slot 1 }
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|         { tag 2 }
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|     }
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|     T{ ##compare-branch
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|         { src1 109 }
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|         { src2 118 }
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|         { cc cc> }
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|     }
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| } 1 test-bb
 | |
| 
 | |
| V{
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|     T{ ##add-imm
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|         { dst 128 }
 | |
|         { src1 109 }
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|         { src2 8 }
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|     }
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|     T{ ##load-immediate { dst 129 } { val 24 } }
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|     T{ ##inc-d { n 4 } }
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|     T{ ##inc-r { n 1 } }
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|     T{ ##replace { src 109 } { loc D 2 } }
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|     T{ ##replace { src 85 } { loc D 3 } }
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|     T{ ##replace { src 128 } { loc D 0 } }
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|     T{ ##replace { src 85 } { loc D 1 } }
 | |
|     T{ ##replace { src 89 } { loc D 4 } }
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|     T{ ##replace { src 96 } { loc R 0 } }
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|     T{ ##replace { src 129 } { loc R 0 } }
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|     T{ ##branch }
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| } 2 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek { dst 134 } { loc D 1 } }
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|     T{ ##slot-imm
 | |
|         { dst 140 }
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|         { obj 134 }
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|         { slot 2 }
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|         { tag 7 }
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|     }
 | |
|     T{ ##inc-d { n 1 } }
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|     T{ ##inc-r { n 1 } }
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|     T{ ##replace { src 140 } { loc D 0 } }
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|     T{ ##replace { src 134 } { loc R 0 } }
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|     T{ ##call { word resize-array } }
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|     T{ ##branch }
 | |
| } 3 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek { dst 141 } { loc R 0 } }
 | |
|     T{ ##peek { dst 143 } { loc D 0 } }
 | |
|     T{ ##set-slot-imm
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|         { src 143 }
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|         { obj 141 }
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|         { slot 2 }
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|         { tag 7 }
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|     }
 | |
|     T{ ##write-barrier-imm
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|         { src 141 }
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|         { slot 2 }
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|         { temp1 145 }
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|         { temp2 146 }
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|     }
 | |
|     T{ ##inc-d { n -1 } }
 | |
|     T{ ##inc-r { n -1 } }
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|     T{ ##peek { dst 156 } { loc D 2 } }
 | |
|     T{ ##peek { dst 158 } { loc D 3 } }
 | |
|     T{ ##peek { dst 160 } { loc D 0 } }
 | |
|     T{ ##peek { dst 162 } { loc D 1 } }
 | |
|     T{ ##peek { dst 164 } { loc D 4 } }
 | |
|     T{ ##peek { dst 167 } { loc R 0 } }
 | |
|     T{ ##copy { dst 157 } { src 156 } { rep int-rep } }
 | |
|     T{ ##copy { dst 159 } { src 158 } { rep int-rep } }
 | |
|     T{ ##copy { dst 161 } { src 160 } { rep int-rep } }
 | |
|     T{ ##copy { dst 163 } { src 162 } { rep int-rep } }
 | |
|     T{ ##copy { dst 165 } { src 164 } { rep int-rep } }
 | |
|     T{ ##copy { dst 168 } { src 167 } { rep int-rep } }
 | |
|     T{ ##branch }
 | |
| } 4 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##inc-d { n 3 } }
 | |
|     T{ ##inc-r { n 1 } }
 | |
|     T{ ##copy { dst 157 } { src 85 } }
 | |
|     T{ ##copy { dst 159 } { src 89 } }
 | |
|     T{ ##copy { dst 161 } { src 85 } }
 | |
|     T{ ##copy { dst 163 } { src 109 } }
 | |
|     T{ ##copy { dst 165 } { src 91 } }
 | |
|     T{ ##copy { dst 168 } { src 96 } }
 | |
|     T{ ##branch }
 | |
| } 5 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##set-slot-imm
 | |
|         { src 163 }
 | |
|         { obj 161 }
 | |
|         { slot 3 }
 | |
|         { tag 7 }
 | |
|     }
 | |
|     T{ ##inc-d { n 1 } }
 | |
|     T{ ##inc-r { n -1 } }
 | |
|     T{ ##replace { src 168 } { loc D 0 } }
 | |
|     T{ ##replace { src 157 } { loc D 3 } }
 | |
|     T{ ##replace { src 159 } { loc D 4 } }
 | |
|     T{ ##replace { src 161 } { loc D 1 } }
 | |
|     T{ ##replace { src 163 } { loc D 2 } }
 | |
|     T{ ##replace { src 165 } { loc D 5 } }
 | |
|     T{ ##epilogue }
 | |
|     T{ ##return }
 | |
| } 6 test-bb
 | |
| 
 | |
| 0 1 edge
 | |
| 1 { 2 5 } edges
 | |
| 2 3 edge
 | |
| 3 4 edge
 | |
| 4 6 edge
 | |
| 5 6 edge
 | |
| 
 | |
| [ ] [ { 1 2 3 4 5 } test-linear-scan-on-cfg ] unit-test
 | |
| 
 | |
| ! Fencepost error in assignment pass
 | |
| V{ T{ ##branch } } 0 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek f 0 D 0 }
 | |
|     T{ ##compare-imm-branch f 0 5 cc= }
 | |
| } 1 test-bb
 | |
| 
 | |
| V{ T{ ##branch } } 2 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek f 1 D 0 }
 | |
|     T{ ##peek f 2 D 0 }
 | |
|     T{ ##replace f 1 D 0 }
 | |
|     T{ ##replace f 2 D 0 }
 | |
|     T{ ##branch }
 | |
| } 3 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##replace f 0 D 0 }
 | |
|     T{ ##return }
 | |
| } 4 test-bb
 | |
| 
 | |
| test-diamond
 | |
| 
 | |
| [ ] [ { 1 2 } test-linear-scan-on-cfg ] unit-test
 | |
| 
 | |
| [ 0 ] [ 1 get instructions>> [ _spill? ] count ] unit-test
 | |
| 
 | |
| [ 1 ] [ 2 get instructions>> [ _spill? ] count ] unit-test
 | |
| 
 | |
| [ 1 ] [ 3 get predecessors>> first instructions>> [ _spill? ] count ] unit-test
 | |
| 
 | |
| [ 1 ] [ 4 get instructions>> [ _reload? ] count ] unit-test
 | |
| 
 | |
| ! Another test case for fencepost error in assignment pass
 | |
| V{ T{ ##branch } } 0 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek f 0 D 0 }
 | |
|     T{ ##compare-imm-branch f 0 5 cc= }
 | |
| } 1 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##peek f 1 D 0 }
 | |
|     T{ ##peek f 2 D 0 }
 | |
|     T{ ##replace f 1 D 0 }
 | |
|     T{ ##replace f 2 D 0 }
 | |
|     T{ ##replace f 0 D 0 }
 | |
|     T{ ##branch }
 | |
| } 2 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##branch }
 | |
| } 3 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##replace f 0 D 0 }
 | |
|     T{ ##return }
 | |
| } 4 test-bb
 | |
| 
 | |
| test-diamond
 | |
| 
 | |
| [ ] [ { 1 2 } test-linear-scan-on-cfg ] unit-test
 | |
| 
 | |
| [ 0 ] [ 1 get instructions>> [ _spill? ] count ] unit-test
 | |
| 
 | |
| [ 1 ] [ 2 get instructions>> [ _spill? ] count ] unit-test
 | |
| 
 | |
| [ 1 ] [ 2 get instructions>> [ _reload? ] count ] unit-test
 | |
| 
 | |
| [ 0 ] [ 3 get instructions>> [ _spill? ] count ] unit-test
 | |
| 
 | |
| [ 0 ] [ 4 get instructions>> [ _reload? ] count ] unit-test
 | |
| 
 | |
| V{
 | |
|     T{ ##peek f 0 D 0 }
 | |
|     T{ ##peek f 1 D 1 }
 | |
|     T{ ##replace f 1 D 1 }
 | |
|     T{ ##branch }
 | |
| } 0 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##gc f 2 3 }
 | |
|     T{ ##branch }
 | |
| } 1 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##replace f 0 D 0 }
 | |
|     T{ ##return }
 | |
| } 2 test-bb
 | |
| 
 | |
| 0 1 edge
 | |
| 1 2 edge
 | |
| 
 | |
| [ ] [ { 1 2 3 } test-linear-scan-on-cfg ] unit-test
 | |
| 
 | |
| [ { { 0 1 } } ] [ 1 get instructions>> first tagged-values>> ] unit-test
 | |
| 
 | |
| V{
 | |
|     T{ ##peek f 0 D 0 }
 | |
|     T{ ##peek f 1 D 1 }
 | |
|     T{ ##compare-imm-branch f 1 5 cc= }
 | |
| } 0 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##gc f 2 3 }
 | |
|     T{ ##replace f 0 D 0 }
 | |
|     T{ ##return }
 | |
| } 1 test-bb
 | |
| 
 | |
| V{
 | |
|     T{ ##return }
 | |
| } 2 test-bb
 | |
| 
 | |
| 0 { 1 2 } edges
 | |
| 
 | |
| [ ] [ { 1 2 3 } test-linear-scan-on-cfg ] unit-test
 | |
| 
 | |
| [ { { 0 1 } } ] [ 1 get instructions>> first tagged-values>> ] unit-test
 |