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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 -i %s --args -O2 --verbose none \ | 4 ; RUN: %p2i -i %s --args -O2 --verbose none \ |
5 ; RUN: | llvm-mc -triple=i686-none-nacl -filetype=obj \ | 5 ; RUN: | llvm-mc -triple=i686-none-nacl -filetype=obj \ |
6 ; RUN: | llvm-objdump -d -symbolize -x86-asm-syntax=intel - \ | 6 ; RUN: | llvm-objdump -d -symbolize -x86-asm-syntax=intel - \ |
7 ; RUN: | FileCheck --check-prefix=O2 %s | 7 ; RUN: | FileCheck --check-prefix=O2 %s |
8 ; RUN: %p2i -i %s --args -Om1 --verbose none \ | 8 ; RUN: %p2i -i %s --args -Om1 --verbose none \ |
9 ; RUN: | llvm-mc -triple=i686-none-nacl -filetype=obj \ | 9 ; RUN: | llvm-mc -triple=i686-none-nacl -filetype=obj \ |
10 ; RUN: | llvm-objdump -d -symbolize -x86-asm-syntax=intel - \ | 10 ; RUN: | llvm-objdump -d -symbolize -x86-asm-syntax=intel - \ |
11 ; RUN: | FileCheck --check-prefix=OM1 %s | 11 ; RUN: | FileCheck --check-prefix=OM1 %s |
12 ; RUN: %p2i -i %s --args --verbose none | FileCheck --check-prefix=ERRORS %s | |
13 ; RUN: %p2i -i %s --insts | %szdiff %s | FileCheck --check-prefix=DUMP %s | |
14 | 12 |
15 declare void @dummy() | 13 declare void @dummy() |
16 | 14 |
17 ; An unconditional branch to the next block should be removed. | 15 ; An unconditional branch to the next block should be removed. |
18 define void @testUncondToNextBlock() { | 16 define void @testUncondToNextBlock() { |
19 entry: | 17 entry: |
20 call void @dummy() | 18 call void @dummy() |
21 br label %next | 19 br label %next |
22 next: | 20 next: |
23 call void @dummy() | 21 call void @dummy() |
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95 ; OM1-LABEL: testCondTargetNextBlock | 93 ; OM1-LABEL: testCondTargetNextBlock |
96 ; OM1: cmp {{.*}}, 123 | 94 ; OM1: cmp {{.*}}, 123 |
97 ; OM1: jge | 95 ; OM1: jge |
98 ; OM1: cmp | 96 ; OM1: cmp |
99 ; OM1: jne | 97 ; OM1: jne |
100 ; OM1: jmp | 98 ; OM1: jmp |
101 ; OM1: call | 99 ; OM1: call |
102 ; OM1: ret | 100 ; OM1: ret |
103 ; OM1: call | 101 ; OM1: call |
104 ; OM1: ret | 102 ; OM1: ret |
105 | |
106 ; ERRORS-NOT: ICE translation error | |
107 ; DUMP-NOT: SZ | |
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