1 ; RUN: llc < %s -march=x86 -x86-asm-syntax=intel | \ 2 ; RUN: grep "shld.*CL" 3 ; RUN: llc < %s -march=x86 -x86-asm-syntax=intel | \ 4 ; RUN: not grep "mov CL, BL" 5 6 ; PR687 7 8 define i64 @foo(i64 %x, i64* %X) { 9 %tmp.1 = load i64* %X ; <i64> [#uses=1] 10 %tmp.3 = trunc i64 %tmp.1 to i8 ; <i8> [#uses=1] 11 %shift.upgrd.1 = zext i8 %tmp.3 to i64 ; <i64> [#uses=1] 12 %tmp.4 = shl i64 %x, %shift.upgrd.1 ; <i64> [#uses=1] 13 ret i64 %tmp.4 14 } 15 16
