tests_lit/llvm2ice_tests/simple-loop.ll - Issue 604873003: Handle add, adc, etc., mfence, div, idiv, mul in the assembler.

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Side by Side Diff: tests_lit/llvm2ice_tests/simple-loop.ll

Issue 604873003: Handle add, adc, etc., mfence, div, idiv, mul in the assembler. (Closed) Base URL: https://chromium.googlesource.com/native_client/pnacl-subzero.git@master

Patch Set: Created 6 years, 2 months ago

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1 ; This tests a simple loop that sums the elements of an input array.	1 ; This tests a simple loop that sums the elements of an input array.

2 ; The O2 check patterns represent the best code currently achieved.	2 ; The O2 check patterns represent the best code currently achieved.

3	3

4 ; RUN: %p2i -i %s --args -O2 --verbose none \	4 ; RUN: %p2i -i %s --args -O2 --verbose none \

5 ; RUN: \| llvm-mc -triple=i686-none-nacl -x86-asm-syntax=intel -filetype=obj \	5 ; RUN: \| llvm-mc -triple=i686-none-nacl -x86-asm-syntax=intel -filetype=obj \

6 ; RUN: \| llvm-objdump -d -symbolize -x86-asm-syntax=intel - \| FileCheck %s	6 ; RUN: \| llvm-objdump -d -symbolize -x86-asm-syntax=intel - \| FileCheck %s

7 ; RUN: %p2i -i %s --args -Om1 --verbose none \	7 ; RUN: %p2i -i %s --args -Om1 --verbose none \

8 ; RUN: \| llvm-mc -triple=i686-none-nacl -x86-asm-syntax=intel -filetype=obj \	8 ; RUN: \| llvm-mc -triple=i686-none-nacl -x86-asm-syntax=intel -filetype=obj \

9 ; RUN: \| llvm-objdump -d -symbolize -x86-asm-syntax=intel - \	9 ; RUN: \| llvm-objdump -d -symbolize -x86-asm-syntax=intel - \

10 ; RUN: \| FileCheck --check-prefix=OPTM1 %s	10 ; RUN: \| FileCheck --check-prefix=OPTM1 %s

(...skipping 20 matching lines...) Expand all Loading...
31	31

32 for.end:	32 for.end:

33 %sum.0.lcssa = phi i32 [ 0, %entry ], [ %add, %for.body ]	33 %sum.0.lcssa = phi i32 [ 0, %entry ], [ %add, %for.body ]

34 ret i32 %sum.0.lcssa	34 ret i32 %sum.0.lcssa

35 }	35 }

36	36

37 ; CHECK-LABEL: simple_loop	37 ; CHECK-LABEL: simple_loop

38 ; CHECK: mov ecx, dword ptr [esp{{.}}+{{.}}{{[0-9]+}}]	38 ; CHECK: mov ecx, dword ptr [esp{{.}}+{{.}}{{[0-9]+}}]

39 ; CHECK: cmp ecx, 0	39 ; CHECK: cmp ecx, 0

40 ; CHECK-NEXT: jle {{[0-9]}}	40 ; CHECK-NEXT: jle {{[0-9]}}

41 ; NaCl bundle padding

42 ; CHECK-NEXT: nop

43	41

44 ; TODO: the mov from ebx to esi seems redundant here - so this may need to be	42 ; TODO: the mov from ebx to esi seems redundant here - so this may need to be

45 ; modified later	43 ; modified later

46	44

47 ; CHECK: add [[IREG:[a-z]+]], 1	45 ; CHECK: add [[IREG:[a-z]+]], 1

48 ; CHECK-NEXT: mov [[ICMPREG:[a-z]+]], [[IREG]]	46 ; CHECK-NEXT: mov [[ICMPREG:[a-z]+]], [[IREG]]

49 ; CHECK: cmp [[ICMPREG]], ecx	47 ; CHECK: cmp [[ICMPREG]], ecx

50 ; CHECK-NEXT: jl -{{[0-9]}}	48 ; CHECK-NEXT: jl -{{[0-9]}}

51 ;	49 ;

52 ; There's nothing remarkable under Om1 to test for, since Om1 generates	50 ; There's nothing remarkable under Om1 to test for, since Om1 generates

53 ; such atrocious code (by design).	51 ; such atrocious code (by design).

54 ; OPTM1-LABEL: simple_loop	52 ; OPTM1-LABEL: simple_loop

55 ; OPTM1: cmp {{.*}}, 0	53 ; OPTM1: cmp {{.*}}, 0

56 ; OPTM1: jg	54 ; OPTM1: jg

57 ; OPTM1: ret	55 ; OPTM1: ret

58	56

59 ; ERRORS-NOT: ICE translation error	57 ; ERRORS-NOT: ICE translation error

60 ; DUMP-NOT: SZ	58 ; DUMP-NOT: SZ

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