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authorNick Lewycky <nicholas@mxc.ca>2011-06-20 18:33:26 +0000
committerNick Lewycky <nicholas@mxc.ca>2011-06-20 18:33:26 +0000
commit1bd15700a0eb3057d3e2d65070c3fc6b99e0d8a2 (patch)
treeeae295cc95f47a32efa843a1c80c92c14e22ffcf /lib/Target
parent332d7e871cbff385e6bf7d42565eb7d92cde0ed6 (diff)
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Emit movq for 64-bit register to XMM register moves, but continue to accept
movd when assembling. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133452 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target')
-rw-r--r--lib/Target/X86/X86InstrSSE.td27
1 files changed, 21 insertions, 6 deletions
diff --git a/lib/Target/X86/X86InstrSSE.td b/lib/Target/X86/X86InstrSSE.td
index 7774057..e6d0e09 100644
--- a/lib/Target/X86/X86InstrSSE.td
+++ b/lib/Target/X86/X86InstrSSE.td
@@ -2850,11 +2850,11 @@ def MOVDI2PDIrm : PDI<0x6E, MRMSrcMem, (outs VR128:$dst), (ins i32mem:$src),
[(set VR128:$dst,
(v4i32 (scalar_to_vector (loadi32 addr:$src))))]>;
def MOV64toPQIrr : RPDI<0x6E, MRMSrcReg, (outs VR128:$dst), (ins GR64:$src),
- "mov{d|q}\t{$src, $dst|$dst, $src}",
+ "movq\t{$src, $dst|$dst, $src}",
[(set VR128:$dst,
(v2i64 (scalar_to_vector GR64:$src)))]>;
def MOV64toSDrr : RPDI<0x6E, MRMSrcReg, (outs FR64:$dst), (ins GR64:$src),
- "mov{d|q}\t{$src, $dst|$dst, $src}",
+ "movq\t{$src, $dst|$dst, $src}",
[(set FR64:$dst, (bitconvert GR64:$src))]>;
@@ -2895,7 +2895,7 @@ def MOVPDI2DImr : PDI<0x7E, MRMDestMem, (outs), (ins i32mem:$dst, VR128:$src),
(iPTR 0))), addr:$dst)]>;
def MOVPQIto64rr : RPDI<0x7E, MRMDestReg, (outs GR64:$dst), (ins VR128:$src),
- "mov{d|q}\t{$src, $dst|$dst, $src}",
+ "movq\t{$src, $dst|$dst, $src}",
[(set GR64:$dst, (vector_extract (v2i64 VR128:$src),
(iPTR 0)))]>;
def MOV64toSDrm : S3SI<0x7E, MRMSrcMem, (outs FR64:$dst), (ins i64mem:$src),
@@ -2903,7 +2903,7 @@ def MOV64toSDrm : S3SI<0x7E, MRMSrcMem, (outs FR64:$dst), (ins i64mem:$src),
[(set FR64:$dst, (bitconvert (loadi64 addr:$src)))]>;
def MOVSDto64rr : RPDI<0x7E, MRMDestReg, (outs GR64:$dst), (ins FR64:$src),
- "mov{d|q}\t{$src, $dst|$dst, $src}",
+ "movq\t{$src, $dst|$dst, $src}",
[(set GR64:$dst, (bitconvert FR64:$src))]>;
def MOVSDto64mr : RPDI<0x7E, MRMDestMem, (outs), (ins i64mem:$dst, FR64:$src),
"movq\t{$src, $dst|$dst, $src}",
@@ -2931,7 +2931,7 @@ def VMOVZDI2PDIrr : VPDI<0x6E, MRMSrcReg, (outs VR128:$dst), (ins GR32:$src),
(v4i32 (scalar_to_vector GR32:$src)))))]>,
VEX;
def VMOVZQI2PQIrr : VPDI<0x6E, MRMSrcReg, (outs VR128:$dst), (ins GR64:$src),
- "mov{d|q}\t{$src, $dst|$dst, $src}", // X86-64 only
+ "movq\t{$src, $dst|$dst, $src}", // X86-64 only
[(set VR128:$dst, (v2i64 (X86vzmovl
(v2i64 (scalar_to_vector GR64:$src)))))]>,
VEX, VEX_W;
@@ -2942,7 +2942,7 @@ def MOVZDI2PDIrr : PDI<0x6E, MRMSrcReg, (outs VR128:$dst), (ins GR32:$src),
[(set VR128:$dst, (v4i32 (X86vzmovl
(v4i32 (scalar_to_vector GR32:$src)))))]>;
def MOVZQI2PQIrr : RPDI<0x6E, MRMSrcReg, (outs VR128:$dst), (ins GR64:$src),
- "mov{d|q}\t{$src, $dst|$dst, $src}", // X86-64 only
+ "movq\t{$src, $dst|$dst, $src}", // X86-64 only
[(set VR128:$dst, (v2i64 (X86vzmovl
(v2i64 (scalar_to_vector GR64:$src)))))]>;
}
@@ -2968,6 +2968,21 @@ def : Pat<(v4i32 (X86vzmovl (bc_v4i32 (loadv2i64 addr:$src)))),
(MOVZDI2PDIrm addr:$src)>;
}
+// We used to emit this syntax to work around a bug in the Darwin assembler,
+// so we'll continue to assemble it.
+def : InstAlias<"movd\t{$src, $dst|$dst, $src}",
+ (MOV64toPQIrr VR128:$dst, GR64:$src), 0>;
+def : InstAlias<"movd\t{$src, $dst|$dst, $src}",
+ (MOV64toSDrr FR64:$dst, GR64:$src), 0>;
+def : InstAlias<"movd\t{$src, $dst|$dst, $src}",
+ (MOVPQIto64rr GR64:$dst, VR128:$src), 0>;
+def : InstAlias<"movd\t{$src, $dst|$dst, $src}",
+ (MOVSDto64rr GR64:$dst, FR64:$src), 0>;
+def : InstAlias<"movd\t{$src, $dst|$dst, $src}",
+ (VMOVZQI2PQIrr VR128:$dst, GR64:$src), 0>;
+def : InstAlias<"movd\t{$src, $dst|$dst, $src}",
+ (MOVZQI2PQIrr VR128:$dst, GR64:$src), 0>;
+
//===---------------------------------------------------------------------===//
// SSE2 - Move Quadword
//===---------------------------------------------------------------------===//