Files
clang-p2996/llvm/test/CodeGen/AMDGPU/fsub64.ll
Fangrui Song 9e9907f1cf [AMDGPU,test] Change llc -march= to -mtriple= (#75982)
Similar to 806761a762.

For IR files without a target triple, -mtriple= specifies the full
target triple while -march= merely sets the architecture part of the
default target triple, leaving a target triple which may not make sense,
e.g. amdgpu-apple-darwin.

Therefore, -march= is error-prone and not recommended for tests without
a target triple. The issue has been benign as we recognize
$unknown-apple-darwin as ELF instead of rejecting it outrightly.

This patch changes AMDGPU tests to not rely on the default
OS/environment components. Tests that need fixes are not changed:

```
  LLVM :: CodeGen/AMDGPU/fabs.f64.ll
  LLVM :: CodeGen/AMDGPU/fabs.ll
  LLVM :: CodeGen/AMDGPU/floor.ll
  LLVM :: CodeGen/AMDGPU/fneg-fabs.f64.ll
  LLVM :: CodeGen/AMDGPU/fneg-fabs.ll
  LLVM :: CodeGen/AMDGPU/r600-infinite-loop-bug-while-reorganizing-vector.ll
  LLVM :: CodeGen/AMDGPU/schedule-if-2.ll
```
2024-01-16 21:54:58 -08:00

108 lines
4.4 KiB
LLVM

; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
; RUN: llc -amdgpu-scalarize-global-loads=false -mtriple=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
declare double @llvm.fabs.f64(double) #0
; SI-LABEL: {{^}}fsub_f64:
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], v\[[0-9]+:[0-9]+\], -v\[[0-9]+:[0-9]+\]}}
define amdgpu_kernel void @fsub_f64(ptr addrspace(1) %out, ptr addrspace(1) %in1,
ptr addrspace(1) %in2) {
%r0 = load double, ptr addrspace(1) %in1
%r1 = load double, ptr addrspace(1) %in2
%r2 = fsub double %r0, %r1
store double %r2, ptr addrspace(1) %out
ret void
}
; SI-LABEL: {{^}}fsub_fabs_f64:
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], v\[[0-9]+:[0-9]+\], -\|v\[[0-9]+:[0-9]+\]\|}}
define amdgpu_kernel void @fsub_fabs_f64(ptr addrspace(1) %out, ptr addrspace(1) %in1,
ptr addrspace(1) %in2) {
%r0 = load double, ptr addrspace(1) %in1
%r1 = load double, ptr addrspace(1) %in2
%r1.fabs = call double @llvm.fabs.f64(double %r1) #0
%r2 = fsub double %r0, %r1.fabs
store double %r2, ptr addrspace(1) %out
ret void
}
; SI-LABEL: {{^}}fsub_fabs_inv_f64:
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], |v\[[0-9]+:[0-9]+\]|, -v\[[0-9]+:[0-9]+\]}}
define amdgpu_kernel void @fsub_fabs_inv_f64(ptr addrspace(1) %out, ptr addrspace(1) %in1,
ptr addrspace(1) %in2) {
%r0 = load double, ptr addrspace(1) %in1
%r1 = load double, ptr addrspace(1) %in2
%r0.fabs = call double @llvm.fabs.f64(double %r0) #0
%r2 = fsub double %r0.fabs, %r1
store double %r2, ptr addrspace(1) %out
ret void
}
; SI-LABEL: {{^}}s_fsub_f64:
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], s\[[0-9]+:[0-9]+\], -v\[[0-9]+:[0-9]+\]}}
define amdgpu_kernel void @s_fsub_f64(ptr addrspace(1) %out, double %a, double %b) {
%sub = fsub double %a, %b
store double %sub, ptr addrspace(1) %out
ret void
}
; SI-LABEL: {{^}}s_fsub_imm_f64:
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], -s\[[0-9]+:[0-9]+\]}}, 4.0
define amdgpu_kernel void @s_fsub_imm_f64(ptr addrspace(1) %out, double %a, double %b) {
%sub = fsub double 4.0, %a
store double %sub, ptr addrspace(1) %out
ret void
}
; SI-LABEL: {{^}}s_fsub_imm_inv_f64:
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], s\[[0-9]+:[0-9]+\]}}, -4.0
define amdgpu_kernel void @s_fsub_imm_inv_f64(ptr addrspace(1) %out, double %a, double %b) {
%sub = fsub double %a, 4.0
store double %sub, ptr addrspace(1) %out
ret void
}
; SI-LABEL: {{^}}s_fsub_self_f64:
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], s\[[0-9]+:[0-9]+\], -s\[[0-9]+:[0-9]+\]}}
define amdgpu_kernel void @s_fsub_self_f64(ptr addrspace(1) %out, double %a) {
%sub = fsub double %a, %a
store double %sub, ptr addrspace(1) %out
ret void
}
; SI-LABEL: {{^}}fsub_v2f64:
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], s\[[0-9]+:[0-9]+\], -v\[[0-9]+:[0-9]+\]}}
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], s\[[0-9]+:[0-9]+\], -v\[[0-9]+:[0-9]+\]}}
define amdgpu_kernel void @fsub_v2f64(ptr addrspace(1) %out, <2 x double> %a, <2 x double> %b) {
%sub = fsub <2 x double> %a, %b
store <2 x double> %sub, ptr addrspace(1) %out
ret void
}
; SI-LABEL: {{^}}fsub_v4f64:
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], v\[[0-9]+:[0-9]+\], -v\[[0-9]+:[0-9]+\]}}
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], v\[[0-9]+:[0-9]+\], -v\[[0-9]+:[0-9]+\]}}
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], v\[[0-9]+:[0-9]+\], -v\[[0-9]+:[0-9]+\]}}
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], v\[[0-9]+:[0-9]+\], -v\[[0-9]+:[0-9]+\]}}
define amdgpu_kernel void @fsub_v4f64(ptr addrspace(1) %out, ptr addrspace(1) %in) {
%b_ptr = getelementptr <4 x double>, ptr addrspace(1) %in, i32 1
%a = load <4 x double>, ptr addrspace(1) %in
%b = load <4 x double>, ptr addrspace(1) %b_ptr
%result = fsub <4 x double> %a, %b
store <4 x double> %result, ptr addrspace(1) %out
ret void
}
; SI-LABEL: {{^}}s_fsub_v4f64:
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], s\[[0-9]+:[0-9]+\], -v\[[0-9]+:[0-9]+\]}}
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], s\[[0-9]+:[0-9]+\], -v\[[0-9]+:[0-9]+\]}}
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], s\[[0-9]+:[0-9]+\], -v\[[0-9]+:[0-9]+\]}}
; SI: v_add_f64 {{v\[[0-9]+:[0-9]+\], s\[[0-9]+:[0-9]+\], -v\[[0-9]+:[0-9]+\]}}
define amdgpu_kernel void @s_fsub_v4f64(ptr addrspace(1) %out, <4 x double> %a, <4 x double> %b) {
%result = fsub <4 x double> %a, %b
store <4 x double> %result, ptr addrspace(1) %out, align 16
ret void
}
attributes #0 = { nounwind readnone }