| ; RUN: llc -mtriple=aarch64-none-linux-gnu %s -o - | FileCheck %s |
| |
| define void @func_02(i32 %rm) { |
| call void @llvm.set.rounding(i32 %rm) |
| ret void |
| } |
| |
| ; CHECK-LABEL: func_02: |
| ; CHECK: sub w9, w0, #1 |
| ; CHECK: mrs x8, FPCR |
| ; CHECK: and w9, w9, #0x3 |
| ; CHECK: and x8, x8, #0xffffffffff3fffff |
| ; CHECK: lsl w9, w9, #22 |
| ; CHECK: orr x8, x8, x9 |
| ; CHECK: msr FPCR, x8 |
| ; CHECK: ret |
| |
| |
| define void @func_03() { |
| call void @llvm.set.rounding(i32 0) |
| ret void |
| } |
| |
| ; CHECK-LABEL: func_03 |
| ; CHECK: mrs x8, FPCR |
| ; CHECK: orr x8, x8, #0xc00000 |
| ; CHECK: msr FPCR, x8 |
| ; CHECK: ret |
| |
| |
| define void @func_04() { |
| call void @llvm.set.rounding(i32 1) |
| ret void |
| } |
| |
| ; CHECK-LABEL: func_04 |
| ; CHECK: mrs x8, FPCR |
| ; CHECK: and x8, x8, #0xffffffffff3fffff |
| ; CHECK: msr FPCR, x8 |
| ; CHECK: ret |
| |
| |
| define void @func_05() { |
| call void @llvm.set.rounding(i32 2) |
| ret void |
| } |
| |
| |
| ; CHECK-LABEL: func_05 |
| ; CHECK: mrs x8, FPCR |
| ; CHECK: and x8, x8, #0xffffffffff3fffff |
| ; CHECK: orr x8, x8, #0x400000 |
| ; CHECK: msr FPCR, x8 |
| ; CHECK: ret |
| |
| |
| define void @func_06() { |
| call void @llvm.set.rounding(i32 3) |
| ret void |
| } |
| |
| ; CHECK-LABEL: func_06 |
| ; CHECK: mrs x8, FPCR |
| ; CHECK: and x8, x8, #0xffffffffff3fffff |
| ; CHECK: orr x8, x8, #0x800000 |
| ; CHECK: msr FPCR, x8 |
| ; CHECK: ret |
| |
| |
| declare void @llvm.set.rounding(i32) |