diff options
| author | Jack Carter <jack.carter@imgtec.com> | 2013-03-28 23:02:21 +0000 |
|---|---|---|
| committer | Jack Carter <jack.carter@imgtec.com> | 2013-03-28 23:02:21 +0000 |
| commit | 94fcfaf3a9f1179edb3b8053fe7b23eab6fb83bb (patch) | |
| tree | 5460432b5babe355c274511b1ffc0820390113d7 /lib/Target/Mips/MipsInstrInfo.td | |
| parent | bad24f757d430ed9ef5348da58aa20d03409d6a0 (diff) | |
| download | llvm-94fcfaf3a9f1179edb3b8053fe7b23eab6fb83bb.tar.gz llvm-94fcfaf3a9f1179edb3b8053fe7b23eab6fb83bb.tar.bz2 llvm-94fcfaf3a9f1179edb3b8053fe7b23eab6fb83bb.tar.xz | |
[Mips Assembler] Add alias definitions for jal
Mips assembler allows following to be used as aliased instructions:
jal $rs for jalr $rs
jal $rd,$rd for jalr $rd,$rs
This patch provides alias definitions in td files and test cases to show the usage.
Contributer: Vladimir Medic
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178304 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Mips/MipsInstrInfo.td')
| -rw-r--r-- | lib/Target/Mips/MipsInstrInfo.td | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Target/Mips/MipsInstrInfo.td b/lib/Target/Mips/MipsInstrInfo.td index 022987f12e..1c523d5bd8 100644 --- a/lib/Target/Mips/MipsInstrInfo.td +++ b/lib/Target/Mips/MipsInstrInfo.td @@ -1001,6 +1001,9 @@ def : InstAlias<"and $rs, $rt, $imm", def : InstAlias<"j $rs", (JR CPURegs:$rs), 0>, Requires<[NotMips64]>; def : InstAlias<"jalr $rs", (JALR RA, CPURegs:$rs)>, Requires<[NotMips64]>; +def : InstAlias<"jal $rs", (JALR RA, CPURegs:$rs), 0>, Requires<[NotMips64]>; +def : InstAlias<"jal $rd,$rs", (JALR CPURegs:$rd, CPURegs:$rs), 0>, + Requires<[NotMips64]>; def : InstAlias<"not $rt, $rs", (NOR CPURegsOpnd:$rt, CPURegsOpnd:$rs, ZERO), 1>; def : InstAlias<"neg $rt, $rs", |