tests_lit/llvm2ice_tests/branch-opt.ll - Issue 1118353005: Subzero: Use a setcc sequence for better icmp lowering.

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Issue 1118353005: Subzero: Use a setcc sequence for better icmp lowering. (Closed) Base URL: https://chromium.googlesource.com/native_client/pnacl-subzero.git@master

Patch Set: Cleanup Created 5 years, 7 months ago

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1 ; Tests the branch optimizations under O2 (against a lack of	1 ; Tests the branch optimizations under O2 (against a lack of

2 ; optimizations under Om1).	2 ; optimizations under Om1).

3	3

4 ; RUN: %p2i --filetype=obj --disassemble -i %s --args -O2 \	4 ; RUN: %p2i --filetype=obj --disassemble -i %s --args -O2 \

5 ; RUN: \| FileCheck --check-prefix=O2 %s	5 ; RUN: \| FileCheck --check-prefix=O2 %s

6 ; RUN: %p2i --filetype=obj --disassemble -i %s --args -Om1 \	6 ; RUN: %p2i --filetype=obj --disassemble -i %s --args -Om1 \

7 ; RUN: \| FileCheck --check-prefix=OM1 %s	7 ; RUN: \| FileCheck --check-prefix=OM1 %s

8	8

9 declare void @dummy()	9 declare void @dummy()

10	10

(...skipping 35 matching lines...) Expand 10 before \| Expand all \| Expand 10 after Loading...
46 ; O2: cmp {{.*}},0x7b	46 ; O2: cmp {{.*}},0x7b

47 ; O2-NEXT: jge	47 ; O2-NEXT: jge

48 ; O2-NOT: j	48 ; O2-NOT: j

49 ; O2: call	49 ; O2: call

50 ; O2: ret	50 ; O2: ret

51 ; O2: call	51 ; O2: call

52 ; O2: ret	52 ; O2: ret

53	53

54 ; OM1-LABEL: testCondFallthroughToNextBlock	54 ; OM1-LABEL: testCondFallthroughToNextBlock

55 ; OM1: cmp {{.*}},0x7b	55 ; OM1: cmp {{.*}},0x7b

56 ; OM1: jge	56 ; OM1: setge

57 ; OM1: cmp	57 ; OM1: cmp

58 ; OM1: jne	58 ; OM1: jne

59 ; OM1: jmp	59 ; OM1: jmp

60 ; OM1: call	60 ; OM1: call

61 ; OM1: ret	61 ; OM1: ret

62 ; OM1: call	62 ; OM1: call

63 ; OM1: ret	63 ; OM1: ret

64	64

65 ; For a conditional branch with the next block as the target and a	65 ; For a conditional branch with the next block as the target and a

66 ; different block as the fallthrough, the branch condition should be	66 ; different block as the fallthrough, the branch condition should be

(...skipping 14 matching lines...) Expand all Loading...
81 ; O2: cmp {{.*}},0x7b	81 ; O2: cmp {{.*}},0x7b

82 ; O2-NEXT: jl	82 ; O2-NEXT: jl

83 ; O2-NOT: j	83 ; O2-NOT: j

84 ; O2: call	84 ; O2: call

85 ; O2: ret	85 ; O2: ret

86 ; O2: call	86 ; O2: call

87 ; O2: ret	87 ; O2: ret

88	88

89 ; OM1-LABEL: testCondTargetNextBlock	89 ; OM1-LABEL: testCondTargetNextBlock

90 ; OM1: cmp {{.*}},0x7b	90 ; OM1: cmp {{.*}},0x7b

91 ; OM1: jge	91 ; OM1: setge

92 ; OM1: cmp	92 ; OM1: cmp

93 ; OM1: jne	93 ; OM1: jne

94 ; OM1: jmp	94 ; OM1: jmp

95 ; OM1: call	95 ; OM1: call

96 ; OM1: ret	96 ; OM1: ret

97 ; OM1: call	97 ; OM1: call

98 ; OM1: ret	98 ; OM1: ret

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