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| author | Jim Grosbach <grosbach@apple.com> | 2011-09-09 19:42:40 +0000 |
|---|---|---|
| committer | Jim Grosbach <grosbach@apple.com> | 2011-09-09 19:42:40 +0000 |
| commit | 779a2bee7b3305c5f4718f616fb94d0cd2a002bb (patch) | |
| tree | c69d55caaa39f89c8c9aa17f7649330f27f2169c /llvm/lib/Target | |
| parent | 5af572426d45ab9a6010086568d09cd951f46047 (diff) | |
| download | bcm5719-llvm-779a2bee7b3305c5f4718f616fb94d0cd2a002bb.tar.gz bcm5719-llvm-779a2bee7b3305c5f4718f616fb94d0cd2a002bb.zip | |
Thumb2 assembly parsing and encoding for LDRSB.
llvm-svn: 139389
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMInstrThumb2.td | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/llvm/lib/Target/ARM/ARMInstrThumb2.td b/llvm/lib/Target/ARM/ARMInstrThumb2.td index 5f02676ea9b..2f25d861bf6 100644 --- a/llvm/lib/Target/ARM/ARMInstrThumb2.td +++ b/llvm/lib/Target/ARM/ARMInstrThumb2.td @@ -3730,16 +3730,26 @@ def : InstAlias<"dmb", (t2DMB 0xf)>, Requires<[IsThumb2, HasDB]>; def : InstAlias<"dsb", (t2DSB 0xf)>, Requires<[IsThumb2, HasDB]>; def : InstAlias<"isb", (t2ISB 0xf)>, Requires<[IsThumb2, HasDB]>; -// Alias for LDR, LDRB, LDRH without the ".w" optional width specifier. +// Alias for LDR, LDRB, LDRH, LDRSB, and LDRSH without the ".w" optional +// width specifier. def : t2InstAlias<"ldr${p} $Rt, $addr", (t2LDRi12 GPR:$Rt, t2addrmode_imm12:$addr, pred:$p)>; def : t2InstAlias<"ldrb${p} $Rt, $addr", (t2LDRBi12 rGPR:$Rt, t2addrmode_imm12:$addr, pred:$p)>; def : t2InstAlias<"ldrh${p} $Rt, $addr", (t2LDRHi12 rGPR:$Rt, t2addrmode_imm12:$addr, pred:$p)>; +def : t2InstAlias<"ldrsb${p} $Rt, $addr", + (t2LDRSBi12 rGPR:$Rt, t2addrmode_imm12:$addr, pred:$p)>; +def : t2InstAlias<"ldrsh${p} $Rt, $addr", + (t2LDRSHi12 rGPR:$Rt, t2addrmode_imm12:$addr, pred:$p)>; + def : t2InstAlias<"ldr${p} $Rt, $addr", (t2LDRs GPR:$Rt, t2addrmode_so_reg:$addr, pred:$p)>; def : t2InstAlias<"ldrb${p} $Rt, $addr", (t2LDRBs rGPR:$Rt, t2addrmode_so_reg:$addr, pred:$p)>; def : t2InstAlias<"ldrh${p} $Rt, $addr", (t2LDRHs rGPR:$Rt, t2addrmode_so_reg:$addr, pred:$p)>; +def : t2InstAlias<"ldrsb${p} $Rt, $addr", + (t2LDRSBs rGPR:$Rt, t2addrmode_so_reg:$addr, pred:$p)>; +def : t2InstAlias<"ldrsh${p} $Rt, $addr", + (t2LDRSHs rGPR:$Rt, t2addrmode_so_reg:$addr, pred:$p)>; |
