| ; RUN: llc < %s -march=x86 | FileCheck %s |
| ; PR4185 |
| |
| ; Passing a non-killed value to asm in {st}. |
| ; Make sure it is duped before. |
| ; asm kills st(0), so we shouldn't pop anything |
| ; CHECK: fld %st(0) |
| ; CHECK: fistpl |
| ; CHECK-NOT: fstp |
| ; CHECK: fistpl |
| ; CHECK-NOT: fstp |
| ; CHECK: ret |
| define void @test() { |
| return: |
| call void asm sideeffect "fistpl $0", "{st}"(double 1.000000e+06) |
| call void asm sideeffect "fistpl $0", "{st}"(double 1.000000e+06) |
| ret void |
| } |
| |
| ; A valid alternative would be to remat the constant pool load before each |
| ; inline asm. |
