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| author | Jim Grosbach <grosbach@apple.com> | 2011-12-14 17:30:24 +0000 |
|---|---|---|
| committer | Jim Grosbach <grosbach@apple.com> | 2011-12-14 17:30:24 +0000 |
| commit | 8d11c6349f9bf276534907245946518042c1bb60 (patch) | |
| tree | 5de5a5144cfce484dd6a44f79735dc52ea882535 /test/MC | |
| parent | 404ed3c2239ff394270053bdcb76a5a4908af7ce (diff) | |
| download | llvm-8d11c6349f9bf276534907245946518042c1bb60.tar.gz llvm-8d11c6349f9bf276534907245946518042c1bb60.tar.bz2 llvm-8d11c6349f9bf276534907245946518042c1bb60.tar.xz | |
ARM/Thumb2 'cmp rn, #imm' alias to cmn.
When 'cmp rn #imm' doesn't match due to the immediate not being representable,
but 'cmn rn, #-imm' does match, use the latter in place of the former, as
it's equivalent.
rdar://10552389
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146567 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/MC')
| -rw-r--r-- | test/MC/ARM/basic-arm-instructions.s | 2 | ||||
| -rw-r--r-- | test/MC/ARM/basic-thumb2-instructions.s | 3 |
2 files changed, 4 insertions, 1 deletions
diff --git a/test/MC/ARM/basic-arm-instructions.s b/test/MC/ARM/basic-arm-instructions.s index a45c30300f..080bc6f2cb 100644 --- a/test/MC/ARM/basic-arm-instructions.s +++ b/test/MC/ARM/basic-arm-instructions.s @@ -493,6 +493,7 @@ Lforward: cmp r7, r8, asr r2 cmp r7, r8, ror r2 cmp r1, r6, rrx + cmp r0, #-2 @ CHECK: cmp r1, #15 @ encoding: [0x0f,0x00,0x51,0xe3] @ CHECK: cmp r1, r6 @ encoding: [0x06,0x00,0x51,0xe1] @@ -506,6 +507,7 @@ Lforward: @ CHECK: cmp r7, r8, asr r2 @ encoding: [0x58,0x02,0x57,0xe1] @ CHECK: cmp r7, r8, ror r2 @ encoding: [0x78,0x02,0x57,0xe1] @ CHECK: cmp r1, r6, rrx @ encoding: [0x66,0x00,0x51,0xe1] +@ CHECK: cmn r0, #2 @ encoding: [0x02,0x00,0x70,0xe3] @------------------------------------------------------------------------------ diff --git a/test/MC/ARM/basic-thumb2-instructions.s b/test/MC/ARM/basic-thumb2-instructions.s index 028e17bdc9..be640f0069 100644 --- a/test/MC/ARM/basic-thumb2-instructions.s +++ b/test/MC/ARM/basic-thumb2-instructions.s @@ -368,6 +368,7 @@ _func: cmp sp, r6, lsr #1 cmp r2, r5, asr #24 cmp r1, r4, ror #15 + cmp r0, #-2 @ CHECK: cmp.w r5, #65280 @ encoding: [0xb5,0xf5,0x7f,0x4f] @ CHECK: cmp.w r4, r12 @ encoding: [0xb4,0xeb,0x0c,0x0f] @@ -376,7 +377,7 @@ _func: @ CHECK: cmp.w sp, r6, lsr #1 @ encoding: [0xbd,0xeb,0x56,0x0f] @ CHECK: cmp.w r2, r5, asr #24 @ encoding: [0xb2,0xeb,0x25,0x6f] @ CHECK: cmp.w r1, r4, ror #15 @ encoding: [0xb1,0xeb,0xf4,0x3f] - +@ CHECK: cmn.w r0, #2 @ encoding: [0x10,0xf1,0x02,0x0f] @------------------------------------------------------------------------------ @ DBG |