1 ; RUN: llc < %s -mcpu=generic -mtriple=i386-apple-darwin -asm-verbose=0 | FileCheck %s 2 ; PR3149 3 ; Make sure the copy after inline asm is not coalesced away. 4 5 ; CHECK: ## InlineAsm End 6 ; CHECK-NEXT: BB0_2: 7 ; CHECK-NEXT: {{movl %esi, %eax|addl %edi, %esi}} 8 9 10 @"\01LC" = internal constant [7 x i8] c"n0=%d\0A\00" ; <[7 x i8]*> [#uses=1] 11 @llvm.used = appending global [1 x i8*] [ i8* bitcast (i32 (i64, i64)* @umoddi3 to i8*) ], section "llvm.metadata" ; <[1 x i8*]*> [#uses=0] 12 13 define i32 @umoddi3(i64 %u, i64 %v) nounwind noinline { 14 entry: 15 %0 = trunc i64 %v to i32 ; <i32> [#uses=2] 16 %1 = trunc i64 %u to i32 ; <i32> [#uses=4] 17 %2 = lshr i64 %u, 32 ; <i64> [#uses=1] 18 %3 = trunc i64 %2 to i32 ; <i32> [#uses=2] 19 %4 = tail call i32 (i8*, ...) @printf(i8* getelementptr ([7 x i8], [7 x i8]* @"\01LC", i32 0, i32 0), i32 %1) nounwind ; <i32> [#uses=0] 20 %5 = icmp ult i32 %1, %0 ; <i1> [#uses=1] 21 br i1 %5, label %bb2, label %bb 22 23 bb: ; preds = %entry 24 %6 = lshr i64 %v, 32 ; <i64> [#uses=1] 25 %7 = trunc i64 %6 to i32 ; <i32> [#uses=1] 26 %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] 27 %asmresult = extractvalue { i32, i32 } %asmtmp, 0 ; <i32> [#uses=1] 28 %asmresult1 = extractvalue { i32, i32 } %asmtmp, 1 ; <i32> [#uses=1] 29 br label %bb2 30 31 bb2: ; preds = %bb, %entry 32 %n1.0 = phi i32 [ %asmresult, %bb ], [ %3, %entry ] ; <i32> [#uses=1] 33 %n0.0 = phi i32 [ %asmresult1, %bb ], [ %1, %entry ] ; <i32> [#uses=1] 34 %8 = add i32 %n0.0, %n1.0 ; <i32> [#uses=1] 35 ret i32 %8 36 } 37 38 declare i32 @printf(i8*, ...) nounwind 39
