[llvm-commits] [llvm] r139973 - /llvm/trunk/lib/Target/X86/X86InstrSSE.td
Bruno Cardoso Lopes
bruno.cardoso at gmail.com
Fri Sep 16 16:41:29 PDT 2011
Author: bruno
Date: Fri Sep 16 18:41:29 2011
New Revision: 139973
URL: http://llvm.org/viewvc/llvm-project?rev=139973&view=rev
Log:
Describe more AVX 128-bit convert instructions without patterns to have
mayLoad = 1
Modified:
llvm/trunk/lib/Target/X86/X86InstrSSE.td
Modified: llvm/trunk/lib/Target/X86/X86InstrSSE.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrSSE.td?rev=139973&r1=139972&r2=139973&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrSSE.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrSSE.td Fri Sep 16 18:41:29 2011
@@ -1327,6 +1327,13 @@
[(set DstRC:$dst, (OpNode (ld_frag addr:$src)))]>;
}
+multiclass sse12_cvt_s_np<bits<8> opc, RegisterClass SrcRC, RegisterClass DstRC,
+ X86MemOperand x86memop, string asm> {
+ def rr : SI<opc, MRMSrcReg, (outs DstRC:$dst), (ins SrcRC:$src), asm, []>;
+ let mayLoad = 1 in
+ def rm : SI<opc, MRMSrcMem, (outs DstRC:$dst), (ins x86memop:$src), asm, []>;
+}
+
multiclass sse12_cvt_p<bits<8> opc, RegisterClass SrcRC, RegisterClass DstRC,
SDNode OpNode, X86MemOperand x86memop, PatFrag ld_frag,
string asm, Domain d> {
@@ -1449,12 +1456,11 @@
// Get rid of this hack or rename the intrinsics, there are several
// intructions that only match with the intrinsic form, why create duplicates
// to let them be recognized by the assembler?
-let Pattern = []<dag> in {
-defm VCVTSD2SI : sse12_cvt_s<0x2D, FR64, GR32, undef, f64mem, load,
+defm VCVTSD2SI : sse12_cvt_s_np<0x2D, FR64, GR32, f64mem,
"cvtsd2si\t{$src, $dst|$dst, $src}">, XD, VEX;
-defm VCVTSD2SI64 : sse12_cvt_s<0x2D, FR64, GR64, undef, f64mem, load,
+defm VCVTSD2SI64 : sse12_cvt_s_np<0x2D, FR64, GR64, f64mem,
"cvtsd2si\t{$src, $dst|$dst, $src}">, XD, VEX, VEX_W;
-}
+
defm CVTSD2SI : sse12_cvt_sint<0x2D, VR128, GR32, int_x86_sse2_cvtsd2si,
f128mem, load, "cvtsd2si{l}">, XD;
defm CVTSD2SI64 : sse12_cvt_sint<0x2D, VR128, GR64, int_x86_sse2_cvtsd2si64,
@@ -1564,6 +1570,7 @@
(ins FR64:$src1, FR64:$src2),
"cvtsd2ss\t{$src2, $src1, $dst|$dst, $src1, $src2}", []>,
VEX_4V;
+let mayLoad = 1 in
def VCVTSD2SSrm : I<0x5A, MRMSrcMem, (outs FR32:$dst),
(ins FR64:$src1, f64mem:$src2),
"vcvtsd2ss\t{$src2, $src1, $dst|$dst, $src1, $src2}",
@@ -1593,6 +1600,7 @@
(ins FR32:$src1, FR32:$src2),
"vcvtss2sd\t{$src2, $src1, $dst|$dst, $src1, $src2}",
[]>, XS, Requires<[HasAVX]>, VEX_4V;
+let mayLoad = 1 in
def VCVTSS2SDrm : I<0x5A, MRMSrcMem, (outs FR64:$dst),
(ins FR32:$src1, f32mem:$src2),
"vcvtss2sd\t{$src2, $src1, $dst|$dst, $src1, $src2}",
@@ -1756,10 +1764,12 @@
// SSE2 packed instructions with XS prefix
def VCVTTPS2DQrr : VSSI<0x5B, MRMSrcReg, (outs VR128:$dst), (ins VR128:$src),
"cvttps2dq\t{$src, $dst|$dst, $src}", []>, VEX;
+let mayLoad = 1 in
def VCVTTPS2DQrm : VSSI<0x5B, MRMSrcMem, (outs VR128:$dst), (ins f128mem:$src),
"cvttps2dq\t{$src, $dst|$dst, $src}", []>, VEX;
def VCVTTPS2DQYrr : VSSI<0x5B, MRMSrcReg, (outs VR256:$dst), (ins VR256:$src),
"cvttps2dq\t{$src, $dst|$dst, $src}", []>, VEX;
+let mayLoad = 1 in
def VCVTTPS2DQYrm : VSSI<0x5B, MRMSrcMem, (outs VR256:$dst), (ins f256mem:$src),
"cvttps2dq\t{$src, $dst|$dst, $src}", []>, VEX;
def CVTTPS2DQrr : SSI<0x5B, MRMSrcReg, (outs VR128:$dst), (ins VR128:$src),
@@ -2865,6 +2875,7 @@
def SSr : SSI<opc, MRMSrcReg, (outs FR32:$dst), (ins FR32:$src1, FR32:$src2),
!strconcat(OpcodeStr,
"ss\t{$src2, $src1, $dst|$dst, $src1, $src2}"), []>;
+ let mayLoad = 1 in
def SSm : SSI<opc, MRMSrcMem, (outs FR32:$dst), (ins FR32:$src1,f32mem:$src2),
!strconcat(OpcodeStr,
"ss\t{$src2, $src1, $dst|$dst, $src1, $src2}"), []>;
More information about the llvm-commits
mailing list