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35 lines
2.0 KiB
LLVM
35 lines
2.0 KiB
LLVM
; RUN: llvm-as < %s | llc -mtriple=i386-apple-darwin -disable-fp-elim
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; RUN: llvm-as < %s | llc -mtriple=i386-linux -disable-fp-elim
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; XFAIL: *
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; Expected to run out of registers during allocation.
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; PR3864
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; rdar://6251720
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%struct.CABACContext = type { i32, i32, i8* }
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%struct.H264Context = type { %struct.CABACContext, [460 x i8] }
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@coeff_abs_level_m1_offset = common global [6 x i32] zeroinitializer ; <[6 x i32]*> [#uses=1]
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@coeff_abs_level1_ctx = common global [8 x i8] zeroinitializer ; <[8 x i8]*> [#uses=1]
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define i32 @decode_cabac_residual(%struct.H264Context* %h, i32 %cat) nounwind {
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entry:
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%0 = getelementptr [6 x i32]* @coeff_abs_level_m1_offset, i32 0, i32 %cat ; <i32*> [#uses=1]
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%1 = load i32* %0, align 4 ; <i32> [#uses=1]
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%2 = load i8* getelementptr ([8 x i8]* @coeff_abs_level1_ctx, i32 0, i32 0), align 1 ; <i8> [#uses=1]
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%3 = zext i8 %2 to i32 ; <i32> [#uses=1]
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%.sum = add i32 %3, %1 ; <i32> [#uses=1]
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%4 = getelementptr %struct.H264Context* %h, i32 0, i32 1, i32 %.sum ; <i8*> [#uses=2]
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%5 = getelementptr %struct.H264Context* %h, i32 0, i32 0, i32 0 ; <i32*> [#uses=2]
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%6 = getelementptr %struct.H264Context* %h, i32 0, i32 0, i32 1 ; <i32*> [#uses=2]
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%7 = getelementptr %struct.H264Context* %h, i32 0, i32 0, i32 2 ; <i8**> [#uses=2]
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%8 = load i32* %5, align 4 ; <i32> [#uses=1]
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%9 = load i32* %6, align 4 ; <i32> [#uses=1]
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%10 = load i8* %4, align 4 ; <i8> [#uses=1]
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%asmtmp = tail call { i32, i32, i32, i32 } asm sideeffect "#$0 $1 $2 $3 $4 $5", "=&{di},=r,=r,=*m,=&q,=*imr,1,2,*m,5,~{dirflag},~{fpsr},~{flags},~{cx}"(i8** %7, i8* %4, i32 %8, i32 %9, i8** %7, i8 %10) nounwind ; <{ i32, i32, i32, i32 }> [#uses=3]
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%asmresult = extractvalue { i32, i32, i32, i32 } %asmtmp, 0 ; <i32> [#uses=1]
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%asmresult1 = extractvalue { i32, i32, i32, i32 } %asmtmp, 1 ; <i32> [#uses=1]
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store i32 %asmresult1, i32* %5
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%asmresult2 = extractvalue { i32, i32, i32, i32 } %asmtmp, 2 ; <i32> [#uses=1]
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store i32 %asmresult2, i32* %6
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ret i32 %asmresult
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}
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