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Fix asm printing of MOVSDto64mr and MOV64toSDrm.

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llvm-svn: 55300
This commit is contained in:
Evan Cheng 2008-08-25 04:11:42 +00:00
parent 05e1910595
commit 2b9f879a99
2 changed files with 60 additions and 2 deletions
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4
lib/Target/X86/X86Instr64bit.td
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@ -1399,14 +1399,14 @@ def MOV64toSDrr : RPDI<0x6E, MRMSrcReg, (outs FR64:$dst), (ins GR64:$src),
"mov{d|q}\t{$src, $dst|$dst, $src}",
[(set FR64:$dst, (bitconvert GR64:$src))]>;
def MOV64toSDrm : RPDI<0x6E, MRMSrcMem, (outs FR64:$dst), (ins i64mem:$src),
"mov{d|q}\t{$src, $dst|$dst, $src}",
"movq\t{$src, $dst|$dst, $src}",
[(set FR64:$dst, (bitconvert (loadi64 addr:$src)))]>;
def MOVSDto64rr : RPDI<0x7E, MRMDestReg, (outs GR64:$dst), (ins FR64:$src),
"mov{d|q}\t{$src, $dst|$dst, $src}",
[(set GR64:$dst, (bitconvert FR64:$src))]>;
def MOVSDto64mr : RPDI<0x7E, MRMDestMem, (outs), (ins i64mem:$dst, FR64:$src),
"mov{d|q}\t{$src, $dst|$dst, $src}",
"movq\t{$src, $dst|$dst, $src}",
[(store (i64 (bitconvert FR64:$src)), addr:$dst)]>;
//===----------------------------------------------------------------------===//

58
test/CodeGen/X86/2008-08-23-X86-64AsmBug.ll Normal file
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@ -0,0 +1,58 @@
; RUN: llvm-as < %s | llc -mtriple=x86_64-apple-darwin | not grep movd
; RUN: llvm-as < %s | llc -mtriple=x86_64-apple-darwin | grep movq
; PR2677
%struct.Bigint = type { %struct.Bigint*, i32, i32, i32, i32, [1 x i32] }
define double @_Z7qstrtodPKcPS0_Pb(i8* %s00, i8** %se, i8* %ok) nounwind {
entry:
br i1 false, label %bb151, label %bb163
bb151: ; preds = %entry
br label %bb163
bb163: ; preds = %bb151, %entry
%tmp366 = load double* null, align 8 ; <double> [#uses=1]
%tmp368 = mul double %tmp366, 0.000000e+00 ; <double> [#uses=1]
%tmp368226 = bitcast double %tmp368 to i64 ; <i64> [#uses=1]
br label %bb5.i
bb5.i: ; preds = %bb5.i57.i, %bb163
%b.0.i = phi %struct.Bigint* [ null, %bb163 ], [ %tmp9.i.i41.i, %bb5.i57.i ] ; <%struct.Bigint*> [#uses=1]
%tmp3.i7.i728 = load i32* null, align 4 ; <i32> [#uses=1]
br label %bb.i27.i
bb.i27.i: ; preds = %bb.i27.i, %bb5.i
%tmp23.i20.i = lshr i32 0, 16 ; <i32> [#uses=1]
br i1 false, label %bb.i27.i, label %bb5.i57.i
bb5.i57.i: ; preds = %bb.i27.i
%tmp50.i35.i = load i32* null, align 4 ; <i32> [#uses=1]
%tmp51.i36.i = add i32 %tmp50.i35.i, 1 ; <i32> [#uses=2]
%tmp2.i.i37.i = shl i32 1, %tmp51.i36.i ; <i32> [#uses=2]
%tmp4.i.i38.i = shl i32 %tmp2.i.i37.i, 2 ; <i32> [#uses=1]
%tmp7.i.i39.i = add i32 %tmp4.i.i38.i, 28 ; <i32> [#uses=1]
%tmp8.i.i40.i = malloc i8, i32 %tmp7.i.i39.i ; <i8*> [#uses=1]
%tmp9.i.i41.i = bitcast i8* %tmp8.i.i40.i to %struct.Bigint* ; <%struct.Bigint*> [#uses=2]
store i32 %tmp51.i36.i, i32* null, align 8
store i32 %tmp2.i.i37.i, i32* null, align 4
free %struct.Bigint* %b.0.i
store i32 %tmp23.i20.i, i32* null, align 4
%tmp74.i61.i = add i32 %tmp3.i7.i728, 1 ; <i32> [#uses=1]
store i32 %tmp74.i61.i, i32* null, align 4
br i1 false, label %bb5.i, label %bb7.i
bb7.i: ; preds = %bb5.i57.i
%tmp514 = load i32* null, align 4 ; <i32> [#uses=1]
%tmp515 = sext i32 %tmp514 to i64 ; <i64> [#uses=1]
%tmp516 = shl i64 %tmp515, 2 ; <i64> [#uses=1]
%tmp517 = add i64 %tmp516, 8 ; <i64> [#uses=1]
%tmp519 = getelementptr %struct.Bigint* %tmp9.i.i41.i, i32 0, i32 3 ; <i32*> [#uses=1]
%tmp523 = bitcast i32* %tmp519 to i8* ; <i8*> [#uses=1]
call void @llvm.memcpy.i64( i8* null, i8* %tmp523, i64 %tmp517, i32 1 )
%tmp524136 = bitcast i64 %tmp368226 to double ; <double> [#uses=1]
store double %tmp524136, double* null
unreachable
}
declare void @llvm.memcpy.i64(i8*, i8*, i64, i32) nounwind