1 ; RUN: llc < %s -mtriple=i386-apple-darwin9 -O0 -optimize-regalloc -regalloc=basic -no-integrated-as | FileCheck %s 2 ; rdar://6992609 3 4 ; CHECK: movl [[EDX:%e..]], 4(%esp) 5 ; CHECK: movl [[EDX]], 4(%esp) 6 target triple = "i386-apple-darwin9.0" 7 @llvm.used = appending global [1 x i8*] [i8* bitcast (i64 (i64)* @_OSSwapInt64 to i8*)], section "llvm.metadata" ; <[1 x i8*]*> [#uses=0] 8 9 define i64 @_OSSwapInt64(i64 %_data) nounwind { 10 entry: 11 %retval = alloca i64 ; <i64*> [#uses=2] 12 %_data.addr = alloca i64 ; <i64*> [#uses=4] 13 store i64 %_data, i64* %_data.addr 14 %tmp = load i64* %_data.addr ; <i64> [#uses=1] 15 %0 = call i64 asm "bswap %eax\0A\09bswap %edx\0A\09xchgl %eax, %edx", "=A,0,~{dirflag},~{fpsr},~{flags}"(i64 %tmp) nounwind ; <i64> [#uses=1] 16 store i64 %0, i64* %_data.addr 17 %tmp1 = load i64* %_data.addr ; <i64> [#uses=1] 18 store i64 %tmp1, i64* %retval 19 %1 = load i64* %retval ; <i64> [#uses=1] 20 ret i64 %1 21 } 22 23 ; The tied operands are not necessarily in the same order as the defs. 24 ; PR13742 25 define i64 @swapped(i64 %x, i64 %y) nounwind { 26 entry: 27 %x0 = call { i64, i64 } asm "foo", "=r,=r,1,0,~{dirflag},~{fpsr},~{flags}"(i64 %x, i64 %y) nounwind 28 %x1 = extractvalue { i64, i64 } %x0, 0 29 ret i64 %x1 30 } 31
