1 ; RUN: llc < %s -march=ppc32 -mtriple=powerpc-apple-darwin8 | \ 2 ; RUN: grep cntlzw 3 4 define i32 @foo() nounwind { 5 entry: 6 %retval = alloca i32, align 4 ; <i32*> [#uses=2] 7 %temp = alloca i32, align 4 ; <i32*> [#uses=2] 8 %ctz_x = alloca i32, align 4 ; <i32*> [#uses=3] 9 %ctz_c = alloca i32, align 4 ; <i32*> [#uses=2] 10 store i32 61440, i32* %ctz_x 11 %tmp = load i32* %ctz_x ; <i32> [#uses=1] 12 %tmp1 = sub i32 0, %tmp ; <i32> [#uses=1] 13 %tmp2 = load i32* %ctz_x ; <i32> [#uses=1] 14 %tmp3 = and i32 %tmp1, %tmp2 ; <i32> [#uses=1] 15 %tmp4 = call i32 asm "$(cntlz$|cntlzw$) $0,$1", "=r,r,~{dirflag},~{fpsr},~{flags}"( i32 %tmp3 ) ; <i32> [#uses=1] 16 store i32 %tmp4, i32* %ctz_c 17 %tmp5 = load i32* %ctz_c ; <i32> [#uses=1] 18 store i32 %tmp5, i32* %temp 19 %tmp6 = load i32* %temp ; <i32> [#uses=1] 20 store i32 %tmp6, i32* %retval 21 br label %return 22 23 return: ; preds = %entry 24 %retval2 = load i32* %retval ; <i32> [#uses=1] 25 ret i32 %retval2 26 } 27
