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| author | Nate Begeman <natebegeman@mac.com> | 2010-07-29 22:48:09 +0000 |
|---|---|---|
| committer | Nate Begeman <natebegeman@mac.com> | 2010-07-29 22:48:09 +0000 |
| commit | c4a96c0e8ce1678915bfbf2d4240bf5768a8f69c (patch) | |
| tree | 5ae12f4beb91579d6f4644f141e608d3fb2e2876 /llvm/lib/Target | |
| parent | f2903999b3e652a2560919c16c100ff6ec6e5f4c (diff) | |
| download | bcm5719-llvm-c4a96c0e8ce1678915bfbf2d4240bf5768a8f69c.tar.gz bcm5719-llvm-c4a96c0e8ce1678915bfbf2d4240bf5768a8f69c.zip | |
Add builtins for ssat/usat, similar to RealView's __ssat and __usat intrinsics.
llvm-svn: 109813
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/ARM/ARMInstrInfo.td | 3 | ||||
| -rw-r--r-- | llvm/lib/Target/ARM/ARMInstrThumb2.td | 3 |
2 files changed, 6 insertions, 0 deletions
diff --git a/llvm/lib/Target/ARM/ARMInstrInfo.td b/llvm/lib/Target/ARM/ARMInstrInfo.td index f211862804b..89500e39031 100644 --- a/llvm/lib/Target/ARM/ARMInstrInfo.td +++ b/llvm/lib/Target/ARM/ARMInstrInfo.td @@ -1835,6 +1835,9 @@ def USAT16 : AI<(outs GPR:$dst), (ins i32imm:$bit_pos, GPR:$a), DPFrm, let Inst{7-4} = 0b0011; } +def : ARMV6Pat<(int_arm_ssat GPR:$a, imm:$pos), (SSATlsl imm:$pos, GPR:$a, 0)>; +def : ARMV6Pat<(int_arm_usat GPR:$a, imm:$pos), (USATlsl imm:$pos, GPR:$a, 0)>; + //===----------------------------------------------------------------------===// // Bitwise Instructions. // diff --git a/llvm/lib/Target/ARM/ARMInstrThumb2.td b/llvm/lib/Target/ARM/ARMInstrThumb2.td index 7142de07e0b..e106aabf2cc 100644 --- a/llvm/lib/Target/ARM/ARMInstrThumb2.td +++ b/llvm/lib/Target/ARM/ARMInstrThumb2.td @@ -1579,6 +1579,9 @@ def t2USAT16 : T2I<(outs GPR:$dst), (ins i32imm:$bit_pos, GPR:$a), NoItinerary, let Inst{7-6} = 0b00; // imm2 = '00' } +def : T2Pat<(int_arm_ssat GPR:$a, imm:$pos), (t2SSATlsl imm:$pos, GPR:$a, 0)>; +def : T2Pat<(int_arm_usat GPR:$a, imm:$pos), (t2USATlsl imm:$pos, GPR:$a, 0)>; + //===----------------------------------------------------------------------===// // Shift and rotate Instructions. // |
