| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --no_x86_scrub_sp |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefix=FAST-SHLD |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+slow-shld | FileCheck %s --check-prefix=SLOW-SHLD |
| |
| define void @_start() nounwind { |
| ; FAST-SHLD-LABEL: _start: |
| ; FAST-SHLD: # %bb.0: # %Entry |
| ; FAST-SHLD-NEXT: movq -40(%rsp), %rax |
| ; FAST-SHLD-NEXT: movq -32(%rsp), %rcx |
| ; FAST-SHLD-NEXT: movq %rcx, %rdx |
| ; FAST-SHLD-NEXT: shlq $62, %rdx |
| ; FAST-SHLD-NEXT: shrq $2, %rcx |
| ; FAST-SHLD-NEXT: shldq $2, %rdx, %rcx |
| ; FAST-SHLD-NEXT: andq $-4, %rax |
| ; FAST-SHLD-NEXT: orq $1, %rax |
| ; FAST-SHLD-NEXT: movq %rax, -40(%rsp) |
| ; FAST-SHLD-NEXT: movq %rcx, -32(%rsp) |
| ; FAST-SHLD-NEXT: orq $-2, -56(%rsp) |
| ; FAST-SHLD-NEXT: movq $-1, -48(%rsp) |
| ; FAST-SHLD-NEXT: retq |
| ; |
| ; SLOW-SHLD-LABEL: _start: |
| ; SLOW-SHLD: # %bb.0: # %Entry |
| ; SLOW-SHLD-NEXT: movq -40(%rsp), %rax |
| ; SLOW-SHLD-NEXT: andq $-4, %rax |
| ; SLOW-SHLD-NEXT: orq $1, %rax |
| ; SLOW-SHLD-NEXT: movq %rax, -40(%rsp) |
| ; SLOW-SHLD-NEXT: orq $-2, -56(%rsp) |
| ; SLOW-SHLD-NEXT: movq $-1, -48(%rsp) |
| ; SLOW-SHLD-NEXT: retq |
| Entry: |
| %y = alloca <3 x i129>, align 16 |
| %L = load <3 x i129>, ptr %y |
| %I1 = insertelement <3 x i129> %L, i129 340282366920938463463374607431768211455, i32 1 |
| store <3 x i129> %I1, ptr %y |
| ret void |
| } |
