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Evan Cheng2682ea02009-03-23 08:01:15 +00001; RUN: llvm-as < %s | llc -mtriple=i386-apple-darwin | %prcontext End 2 | grep mov
Evan Chenga9823a22008-12-19 20:58:01 +00002; PR3149
Evan Cheng2682ea02009-03-23 08:01:15 +00003; Make sure the copy after inline asm is not coalesced away.
Evan Chenga9823a22008-12-19 20:58:01 +00004
5@"\01LC" = internal constant [7 x i8] c"n0=%d\0A\00" ; <[7 x i8]*> [#uses=1]
6@llvm.used = appending global [1 x i8*] [ i8* bitcast (i32 (i64, i64)* @umoddi3 to i8*) ], section "llvm.metadata" ; <[1 x i8*]*> [#uses=0]
7
8define i32 @umoddi3(i64 %u, i64 %v) nounwind noinline {
9entry:
10 %0 = trunc i64 %v to i32 ; <i32> [#uses=2]
11 %1 = trunc i64 %u to i32 ; <i32> [#uses=4]
12 %2 = lshr i64 %u, 32 ; <i64> [#uses=1]
13 %3 = trunc i64 %2 to i32 ; <i32> [#uses=2]
14 %4 = tail call i32 (i8*, ...)* @printf(i8* getelementptr ([7 x i8]* @"\01LC", i32 0, i32 0), i32 %1) nounwind ; <i32> [#uses=0]
15 %5 = icmp ult i32 %1, %0 ; <i1> [#uses=1]
16 br i1 %5, label %bb2, label %bb
17
18bb: ; preds = %entry
19 %6 = lshr i64 %v, 32 ; <i64> [#uses=1]
20 %7 = trunc i64 %6 to i32 ; <i32> [#uses=1]
21 %asmtmp = tail call { i32, i32 } asm "subl $5,$1\0A\09sbbl $3,$0", "=r,=&r,0,imr,1,imr,~{dirflag},~{fpsr},~{flags}"(i32 %3, i32 %7, i32 %1, i32 %0) nounwind ; <{ i32, i32 }> [#uses=2]
22 %asmresult = extractvalue { i32, i32 } %asmtmp, 0 ; <i32> [#uses=1]
23 %asmresult1 = extractvalue { i32, i32 } %asmtmp, 1 ; <i32> [#uses=1]
24 br label %bb2
25
26bb2: ; preds = %bb, %entry
27 %n1.0 = phi i32 [ %asmresult, %bb ], [ %3, %entry ] ; <i32> [#uses=1]
28 %n0.0 = phi i32 [ %asmresult1, %bb ], [ %1, %entry ] ; <i32> [#uses=1]
29 %8 = add i32 %n0.0, %n1.0 ; <i32> [#uses=1]
30 ret i32 %8
31}
32
33declare i32 @printf(i8*, ...) nounwind