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| 1 ; Test sext and zext instructions with i1 source operands. |
| 2 |
| 3 ; RUN: %llvm2ice -O2 --verbose none %s \ |
| 4 ; RUN: | llvm-mc -triple=i686-none-nacl -x86-asm-syntax=intel -filetype=obj \ |
| 5 ; RUN: | llvm-objdump -d --symbolize -x86-asm-syntax=intel - | FileCheck %s |
| 6 ; RUN: %llvm2ice -Om1 --verbose none %s \ |
| 7 ; RUN: | llvm-mc -triple=i686-none-nacl -x86-asm-syntax=intel -filetype=obj \ |
| 8 ; RUN: | llvm-objdump -d --symbolize -x86-asm-syntax=intel - | FileCheck %s |
| 9 ; RUN: %llvm2ice --verbose none %s | FileCheck --check-prefix=ERRORS %s |
| 10 ; RUN: %llvm2iceinsts %s | %szdiff %s | FileCheck --check-prefix=DUMP %s |
| 11 ; RUN: %llvm2iceinsts --pnacl %s | %szdiff %s \ |
| 12 ; RUN: | FileCheck --check-prefix=DUMP %s |
| 13 |
| 14 define internal i8 @sext1To8(i32 %a) { |
| 15 entry: |
| 16 %a.arg_trunc = trunc i32 %a to i1 |
| 17 %conv = sext i1 %a.arg_trunc to i8 |
| 18 ret i8 %conv |
| 19 } |
| 20 ; CHECK-LABEL: sext1To8 |
| 21 ; CHECK: mov |
| 22 ; CHECK: shl {{.*}}, 7 |
| 23 ; CHECK: sar {{.*}}, 7 |
| 24 |
| 25 define internal i16 @sext1To16(i32 %a) { |
| 26 entry: |
| 27 %a.arg_trunc = trunc i32 %a to i1 |
| 28 %conv = sext i1 %a.arg_trunc to i16 |
| 29 ret i16 %conv |
| 30 } |
| 31 ; CHECK-LABEL: sext1To16 |
| 32 ; CHECK: mov |
| 33 ; CHECK: shl {{.*}}, 15 |
| 34 ; CHECK: sar {{.*}}, 15 |
| 35 |
| 36 define internal i32 @sext1To32(i32 %a) { |
| 37 entry: |
| 38 %a.arg_trunc = trunc i32 %a to i1 |
| 39 %conv = sext i1 %a.arg_trunc to i32 |
| 40 ret i32 %conv |
| 41 } |
| 42 ; CHECK-LABEL: sext1To32 |
| 43 ; CHECK: mov |
| 44 ; CHECK: shl {{.*}}, 31 |
| 45 ; CHECK: sar {{.*}}, 31 |
| 46 |
| 47 define internal i64 @sext1To64(i32 %a) { |
| 48 entry: |
| 49 %a.arg_trunc = trunc i32 %a to i1 |
| 50 %conv = sext i1 %a.arg_trunc to i64 |
| 51 ret i64 %conv |
| 52 } |
| 53 ; CHECK-LABEL: sext1To64 |
| 54 ; CHECK: mov |
| 55 ; CHECK: shl {{.*}}, 31 |
| 56 ; CHECK: sar {{.*}}, 31 |
| 57 ; CHECK: sar {{.*}}, 31 |
| 58 |
| 59 define internal i8 @zext1To8(i32 %a) { |
| 60 entry: |
| 61 %a.arg_trunc = trunc i32 %a to i1 |
| 62 %conv = zext i1 %a.arg_trunc to i8 |
| 63 ret i8 %conv |
| 64 } |
| 65 ; CHECK-LABEL: zext1To8 |
| 66 ; CHECK: and {{.*}}, 1 |
| 67 |
| 68 define internal i16 @zext1To16(i32 %a) { |
| 69 entry: |
| 70 %a.arg_trunc = trunc i32 %a to i1 |
| 71 %conv = zext i1 %a.arg_trunc to i16 |
| 72 ret i16 %conv |
| 73 } |
| 74 ; CHECK-LABEL: zext1To16 |
| 75 ; CHECK: and {{.*}}, 1 |
| 76 |
| 77 define internal i32 @zext1To32(i32 %a) { |
| 78 entry: |
| 79 %a.arg_trunc = trunc i32 %a to i1 |
| 80 %conv = zext i1 %a.arg_trunc to i32 |
| 81 ret i32 %conv |
| 82 } |
| 83 ; CHECK-LABEL: zext1To32 |
| 84 ; CHECK: and {{.*}}, 1 |
| 85 |
| 86 define internal i64 @zext1To64(i32 %a) { |
| 87 entry: |
| 88 %a.arg_trunc = trunc i32 %a to i1 |
| 89 %conv = zext i1 %a.arg_trunc to i64 |
| 90 ret i64 %conv |
| 91 } |
| 92 ; CHECK-LABEL: zext1To64 |
| 93 ; CHECK: and {{.*}}, 1 |
| 94 |
| 95 ; ERRORS-NOT: ICE translation error |
| 96 ; DUMP-NOT: SZ |
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Chromium Code Reviews
Issue 541093002:
Subzero: Fix sext/zext lowering with i1 source operands. (Closed)
Base URL: https://gerrit.chromium.org/gerrit/p/native_client/pnacl-subzero.git@master