| ; RUN: llc -mtriple=x86_64-unknown-unknown < %s | FileCheck %s |
| |
| ; CHECK-LABEL: tail_memcpy |
| ; CHECK: jmp memcpy |
| define void @tail_memcpy(ptr nocapture %p, ptr nocapture readonly %q, i32 %n) #0 { |
| entry: |
| tail call void @llvm.memcpy.p0.p0.i32(ptr %p, ptr %q, i32 %n, i1 false) |
| ret void |
| } |
| |
| ; CHECK-LABEL: tail_memmove |
| ; CHECK: jmp memmove |
| define void @tail_memmove(ptr nocapture %p, ptr nocapture readonly %q, i32 %n) #0 { |
| entry: |
| tail call void @llvm.memmove.p0.p0.i32(ptr %p, ptr %q, i32 %n, i1 false) |
| ret void |
| } |
| |
| ; CHECK-LABEL: tail_memset |
| ; CHECK: jmp memset |
| define void @tail_memset(ptr nocapture %p, i8 %c, i32 %n) #0 { |
| entry: |
| tail call void @llvm.memset.p0.i32(ptr %p, i8 %c, i32 %n, i1 false) |
| ret void |
| } |
| |
| ; CHECK-LABEL: tail_memcpy_ret |
| ; CHECK: jmp memcpy |
| define ptr @tail_memcpy_ret(ptr nocapture %p, ptr nocapture readonly %q, i32 %n) #0 { |
| entry: |
| tail call void @llvm.memcpy.p0.p0.i32(ptr %p, ptr %q, i32 %n, i1 false) |
| ret ptr %p |
| } |
| |
| ; CHECK-LABEL: tail_memmove_ret |
| ; CHECK: jmp memmove |
| define ptr @tail_memmove_ret(ptr nocapture %p, ptr nocapture readonly %q, i32 %n) #0 { |
| entry: |
| tail call void @llvm.memmove.p0.p0.i32(ptr %p, ptr %q, i32 %n, i1 false) |
| ret ptr %p |
| } |
| |
| ; CHECK-LABEL: tail_memset_ret |
| ; CHECK: jmp memset |
| define ptr @tail_memset_ret(ptr nocapture %p, i8 %c, i32 %n) #0 { |
| entry: |
| tail call void @llvm.memset.p0.i32(ptr %p, i8 %c, i32 %n, i1 false) |
| ret ptr %p |
| } |
| |
| declare void @llvm.memcpy.p0.p0.i32(ptr nocapture, ptr nocapture readonly, i32, i1) #0 |
| declare void @llvm.memmove.p0.p0.i32(ptr nocapture, ptr nocapture readonly, i32, i1) #0 |
| declare void @llvm.memset.p0.i32(ptr nocapture, i8, i32, i1) #0 |
| |
| attributes #0 = { nounwind } |