| ; Same as `half.ll`, but for `fneg`, `fabs`, `copysign` and `fma`. |
| ; Can be merged back into `half.ll` once BPF doesn't have a compiler error. |
| ; Once all targets are fixed, the `CHECK-*` prefixes should all be merged into a single `CHECK` prefix and the `BAD-*` prefixes should be removed. |
| |
| ; RUN: %if aarch64-registered-target %{ llc %s -o - -mtriple=aarch64-apple-darwin | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,CHECK-FMA %} |
| ; RUN: %if aarch64-registered-target %{ llc %s -o - -mtriple=aarch64-pc-windows-msvc | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,CHECK-FMA %} |
| ; RUN: %if aarch64-registered-target %{ llc %s -o - -mtriple=aarch64-unknown-linux-gnu | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,CHECK-FMA %} |
| ; RUN: %if aarch64-registered-target %{ llc %s -o - -mtriple=arm64ec-pc-windows-msvc | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,CHECK-FMA %} |
| ; RUN: %if amdgpu-registered-target %{ llc %s -o - -mtriple=amdgcn-amd-amdhsa | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,CHECK-FMA %} |
| ; RUN: %if arc-registered-target %{ llc %s -o - -mtriple=arc-elf | FileCheck %s --check-prefixes=ALL,BAD-NEG-ABS,BAD-COPYSIGN,BAD-FMA %} |
| ; RUN: %if arm-registered-target %{ llc %s -o - -mtriple=arm-unknown-linux-gnueabi | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if arm-registered-target %{ llc %s -o - -mtriple=thumbv7em-none-eabi | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if avr-registered-target %{ llc %s -o - -mtriple=avr-none | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; FIXME: BPF has a compiler error |
| ; RUN: %if csky-registered-target %{ llc %s -o - -mtriple=csky-unknown-linux-gnuabiv2 | FileCheck %s --check-prefixes=ALL,BAD-NEG-ABS,BAD-COPYSIGN,BAD-FMA %} |
| ; RUN: %if csky-registered-target %{ llc %s -o - -mtriple=csky-unknown-linux-gnuabiv2 -mcpu=ck860fv -mattr=+hard-float | FileCheck %s --check-prefixes=ALL,BAD-NEG-ABS,BAD-COPYSIGN,BAD-FMA %} |
| ; FIXME: directx has a compiler error |
| ; RUN: %if hexagon-registered-target %{ llc %s -o - -mtriple=hexagon-unknown-linux-musl | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if lanai-registered-target %{ llc %s -o - -mtriple=lanai-unknown-unknown | FileCheck %s --check-prefixes=ALL,BAD-NEG-ABS,BAD-COPYSIGN,BAD-FMA %} |
| ; RUN: %if loongarch-registered-target %{ llc %s -o - -mtriple=loongarch32-unknown-linux-gnu | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if loongarch-registered-target %{ llc %s -o - -mtriple=loongarch64-unknown-linux-gnu | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if loongarch-registered-target %{ llc %s -o - -mtriple=loongarch64-unknown-linux-gnu -mattr=+f | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if m68k-registered-target %{ llc %s -o - -mtriple=m68k-unknown-linux-gnu | FileCheck %s --check-prefixes=ALL,BAD-NEG-ABS,BAD-COPYSIGN,BAD-FMA %} |
| ; RUN: %if mips-registered-target %{ llc %s -o - -mtriple=mips-unknown-linux-gnu | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if mips-registered-target %{ llc %s -o - -mtriple=mips64-unknown-linux-gnuabi64 | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if mips-registered-target %{ llc %s -o - -mtriple=mips64el-unknown-linux-gnuabi64 | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if mips-registered-target %{ llc %s -o - -mtriple=mipsel-unknown-linux-gnu | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if msp430-registered-target %{ llc %s -o - -mtriple=msp430-none-elf | FileCheck %s --check-prefixes=ALL,BAD-NEG-ABS,BAD-COPYSIGN,BAD-FMA %} |
| ; RUN: %if nvptx-registered-target %{ llc %s -o - -mtriple=nvptx64-nvidia-cuda | FileCheck %s --check-prefixes=NOCRASH %} |
| ; RUN: %if powerpc-registered-target %{ llc %s -o - -mtriple=powerpc-unknown-linux-gnu | FileCheck %s --check-prefixes=ALL,BAD-NEG-ABS,BAD-COPYSIGN,BAD-FMA %} |
| ; RUN: %if powerpc-registered-target %{ llc %s -o - -mtriple=powerpc64-unknown-linux-gnu | FileCheck %s --check-prefixes=ALL,BAD-NEG-ABS,BAD-COPYSIGN,BAD-FMA %} |
| ; RUN: %if powerpc-registered-target %{ llc %s -o - -mtriple=powerpc64le-unknown-linux-gnu | FileCheck %s --check-prefixes=ALL,BAD-NEG-ABS,BAD-COPYSIGN,BAD-FMA %} |
| ; RUN: %if riscv-registered-target %{ llc %s -o - -mtriple=riscv32-unknown-linux-gnu | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if riscv-registered-target %{ llc %s -o - -mtriple=riscv64-unknown-linux-gnu | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if sparc-registered-target %{ llc %s -o - -mtriple=sparc-unknown-linux-gnu | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if sparc-registered-target %{ llc %s -o - -mtriple=sparc64-unknown-linux-gnu | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if spirv-registered-target %{ llc %s -o - -mtriple=spirv-unknown-unknown | FileCheck %s --check-prefixes=NOCRASH %} |
| ; RUN: %if systemz-registered-target %{ llc %s -o - -mtriple=s390x-unknown-linux-gnu | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if ve-registered-target %{ llc %s -o - -mtriple=ve-unknown-unknown | FileCheck %s --check-prefixes=ALL,BAD-NEG-ABS,BAD-COPYSIGN,BAD-FMA %} |
| ; RUN: %if webassembly-registered-target %{ llc %s -o - -mtriple=wasm32-unknown-unknown | FileCheck %s --check-prefixes=ALL,BAD-NEG-ABS,BAD-COPYSIGN,BAD-FMA %} |
| ; RUN: %if x86-registered-target %{ llc %s -o - -mtriple=i686-unknown-linux-gnu | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if x86-registered-target %{ llc %s -o - -mtriple=x86_64-pc-windows-msvc | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if x86-registered-target %{ llc %s -o - -mtriple=x86_64-unknown-linux-gnu | FileCheck %s --check-prefixes=ALL,CHECK-NEG-ABS,CHECK-COPYSIGN,BAD-FMA %} |
| ; RUN: %if xcore-registered-target %{ llc %s -o - -mtriple=xcore-unknown-unknown | FileCheck %s --check-prefixes=ALL,BAD-NEG-ABS,BAD-COPYSIGN,BAD-FMA %} |
| ; RUN: %if xtensa-registered-target %{ llc %s -o - -mtriple=xtensa-none-elf | FileCheck %s --check-prefixes=ALL,BAD-NEG-ABS,BAD-COPYSIGN,CHECK-FMA %} |
| |
| ; Note that arm64ec labels are quoted, hence the `{{"?}}:`. |
| |
| ; Codegen tests don't work the same for graphics targets. Add a dummy directive |
| ; for filecheck, just make sure we don't crash. |
| ; NOCRASH: {{.*}} |
| |
| ; fneg, fabs and copysign all need to not quieten signalling NaNs, so should not call any conversion functions which do. |
| ; These tests won't catch cases where the everything is done using native instructions instead of builtins. |
| ; See https://github.com/llvm/llvm-project/issues/104915 |
| |
| define void @test_fneg(ptr %p1, ptr %p2) #0 { |
| ; ALL-LABEL: test_fneg{{"?}}: |
| ; CHECK-NEG-ABS-NOT: __extend |
| ; CHECK-NEG-ABS-NOT: __trunc |
| ; CHECK-NEG-ABS-NOT: __gnu |
| ; CHECK-NEG-ABS-NOT: __aeabi |
| ; BAD-NEG-ABS: {{__extendhfsf2|__gnu_h2f_ieee|__aeabi_h2f}} |
| %v = load half, ptr %p1 |
| %res = fneg half %v |
| store half %res, ptr %p2 |
| ret void |
| } |
| |
| define void @test_fabs(ptr %p1, ptr %p2) { |
| ; ALL-LABEL: test_fabs{{"?}}: |
| ; CHECK-NEG-ABS-NOT: __extend |
| ; CHECK-NEG-ABS-NOT: __trunc |
| ; CHECK-NEG-ABS-NOT: __gnu |
| ; CHECK-NEG-ABS-NOT: __aeabi |
| ; BAD-NEG-ABS: {{__extendhfsf2|__gnu_h2f_ieee|__aeabi_h2f}} |
| %a = load half, ptr %p1 |
| %r = call half @llvm.fabs.f16(half %a) |
| store half %r, ptr %p2 |
| ret void |
| } |
| |
| define void @test_copysign(ptr %p1, ptr %p2, ptr %p3) { |
| ; ALL-LABEL: test_copysign{{"?}}: |
| ; CHECK-COPYSIGN-NOT: __extend |
| ; CHECK-COPYSIGN-NOT: __trunc |
| ; CHECK-COPYSIGN-NOT: __gnu |
| ; CHECK-COPYSIGN-NOT: __aeabi |
| ; BAD-COPYSIGN: {{__extendhfsf2|__gnu_h2f_ieee}} |
| %a = load half, ptr %p1 |
| %b = load half, ptr %p2 |
| %r = call half @llvm.copysign.f16(half %a, half %b) |
| store half %r, ptr %p3 |
| ret void |
| } |
| |
| ; If promoting, fma must promote at least to f64 to avoid double rounding issues. |
| ; This checks for calls to f32 fmaf and truncating f32 to f16. |
| ; See https://github.com/llvm/llvm-project/issues/98389 |
| |
| define void @test_fma(ptr %p1, ptr %p2, ptr %p3, ptr %p4) { |
| ; ALL-LABEL: test_fma{{"?}}: |
| ; Allow fmaf16 |
| ; CHECK-FMA-NOT: fmaf{{\b}} |
| ; CHECK-FMA-NOT: __truncsfhf2 |
| ; CHECK-FMA-NOT: __gnu_f2h_ieee |
| ; CHECK-FMA-NOT: __aeabi_f2h |
| ; BAD-FMA: {{__truncsfhf2|__gnu_f2h_ieee|__aeabi_f2h|fmaf\b}} |
| %a = load half, ptr %p1 |
| %b = load half, ptr %p2 |
| %c = load half, ptr %p3 |
| %r = call half @llvm.fma.f16(half %a, half %b, half %c) |
| store half %r, ptr %p4 |
| ret void |
| } |
