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| author | Joerg Sonnenberger <joerg@bec.de> | 2014-01-12 03:35:18 +0000 |
|---|---|---|
| committer | Joerg Sonnenberger <joerg@bec.de> | 2014-01-12 03:35:18 +0000 |
| commit | 32cf3068d5e3db64c9473fea55a525c060bcffed (patch) | |
| tree | a3a60ca4458925de63cc85040221fcb6662b2fd5 /lib | |
| parent | 19236d53eb6f4ee4538ac12efcd77000b2f7ae78 (diff) | |
| download | llvm-32cf3068d5e3db64c9473fea55a525c060bcffed.tar.gz llvm-32cf3068d5e3db64c9473fea55a525c060bcffed.tar.bz2 llvm-32cf3068d5e3db64c9473fea55a525c060bcffed.tar.xz | |
Add missing mul aliases for armv4 support. Add checks that armv4 can
assemble the various mul instructions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@199026 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/ARM/ARMInstrInfo.td | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td index 3d38cc9896..2a28122b6c 100644 --- a/lib/Target/ARM/ARMInstrInfo.td +++ b/lib/Target/ARM/ARMInstrInfo.td @@ -5596,9 +5596,18 @@ def : ARMInstAlias<"neg${s}${p} $Rd, $Rm", def : InstAlias<"nop${p}", (MOVr R0, R0, pred:$p, zero_reg)>, Requires<[IsARM, NoV6]>; -// UMULL/SMULL are available on all arches, but the instruction definitions -// need difference constraints pre-v6. Use these aliases for the assembly -// parsing on pre-v6. +// MUL/UMLAL/SMLAL/UMULL/SMULL are available on all arches, but +// the instruction definitions need difference constraints pre-v6. +// Use these aliases for the assembly parsing on pre-v6. +def : InstAlias<"mul${s}${p} $Rd, $Rn, $Rm", + (MUL GPRnopc:$Rd, GPRnopc:$Rn, GPRnopc:$Rm, pred:$p, cc_out:$s)>, + Requires<[IsARM, NoV6]>; +def : InstAlias<"smlal${s}${p} $RdLo, $RdHi, $Rn, $Rm", + (SMLAL GPR:$RdLo, GPR:$RdHi, GPR:$Rn, GPR:$Rm, pred:$p, cc_out:$s)>, + Requires<[IsARM, NoV6]>; +def : InstAlias<"umlal${s}${p} $RdLo, $RdHi, $Rn, $Rm", + (UMLAL GPR:$RdLo, GPR:$RdHi, GPR:$Rn, GPR:$Rm, pred:$p, cc_out:$s)>, + Requires<[IsARM, NoV6]>; def : InstAlias<"smull${s}${p} $RdLo, $RdHi, $Rn, $Rm", (SMULL GPR:$RdLo, GPR:$RdHi, GPR:$Rn, GPR:$Rm, pred:$p, cc_out:$s)>, Requires<[IsARM, NoV6]>; |