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| author | Anton Korobeynikov <asl@math.spbu.ru> | 2007-11-16 01:31:51 +0000 |
|---|---|---|
| committer | Anton Korobeynikov <asl@math.spbu.ru> | 2007-11-16 01:31:51 +0000 |
| commit | 45b22fa9f1f085d7971cce6db4f11b353e1646c6 (patch) | |
| tree | 8c85180d910ea301864a4008c63125ccb203c303 /lib/Target/X86/X86InstrFPStack.td | |
| parent | 917c2a6ff2cfcd1263a5dd80c54336754c553ace (diff) | |
| download | external_llvm-45b22fa9f1f085d7971cce6db4f11b353e1646c6.zip external_llvm-45b22fa9f1f085d7971cce6db4f11b353e1646c6.tar.gz external_llvm-45b22fa9f1f085d7971cce6db4f11b353e1646c6.tar.bz2 | |
Implement codegen for flt_rounds on x86
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44183 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86InstrFPStack.td')
| -rw-r--r-- | lib/Target/X86/X86InstrFPStack.td | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/Target/X86/X86InstrFPStack.td b/lib/Target/X86/X86InstrFPStack.td index 8ce8cdf..d2feb42 100644 --- a/lib/Target/X86/X86InstrFPStack.td +++ b/lib/Target/X86/X86InstrFPStack.td @@ -29,6 +29,8 @@ def SDTX86Fild : SDTypeProfile<1, 2, [SDTCisFP<0>, SDTCisPtrTy<1>, SDTCisVT<2, OtherVT>]>; def SDTX86FpToIMem : SDTypeProfile<0, 2, [SDTCisFP<0>, SDTCisPtrTy<1>]>; +def SDTX86CwdStore : SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>; + def X86fpget : SDNode<"X86ISD::FP_GET_RESULT", SDTX86FpGet, [SDNPHasChain, SDNPInFlag, SDNPOutFlag]>; def X86fpset : SDNode<"X86ISD::FP_SET_RESULT", SDTX86FpSet, @@ -47,6 +49,8 @@ def X86fp_to_i32mem : SDNode<"X86ISD::FP_TO_INT32_IN_MEM", SDTX86FpToIMem, [SDNPHasChain]>; def X86fp_to_i64mem : SDNode<"X86ISD::FP_TO_INT64_IN_MEM", SDTX86FpToIMem, [SDNPHasChain]>; +def X86fp_cwd_get16 : SDNode<"X86ISD::FNSTCW16m", SDTX86CwdStore, + [SDNPHasChain]>; //===----------------------------------------------------------------------===// // FPStack pattern fragments @@ -524,7 +528,8 @@ def FNSTSW8r : I<0xE0, RawFrm, // AX = fp flags (outs), (ins), "fnstsw", []>, DF; def FNSTCW16m : I<0xD9, MRM7m, // [mem16] = X87 control world - (outs), (ins i16mem:$dst), "fnstcw\t$dst", []>; + (outs), (ins i16mem:$dst), "fnstcw\t$dst", + [(X86fp_cwd_get16 addr:$dst)]>; def FLDCW16m : I<0xD9, MRM5m, // X87 control world = [mem16] (outs), (ins i16mem:$dst), "fldcw\t$dst", []>; |