| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=riscv32 -mattr=+zfh -verify-machineinstrs \ |
| ; RUN: -target-abi ilp32f < %s | FileCheck %s |
| ; RUN: llc -mtriple=riscv64 -mattr=+zfh -verify-machineinstrs \ |
| ; RUN: -target-abi lp64f < %s | FileCheck %s |
| ; RUN: llc -mtriple=riscv32 -mattr=+zhinx -verify-machineinstrs \ |
| ; RUN: -target-abi ilp32 < %s | FileCheck -check-prefixes=CHECKIZHINX %s |
| ; RUN: llc -mtriple=riscv64 -mattr=+zhinx -verify-machineinstrs \ |
| ; RUN: -target-abi lp64 < %s | FileCheck -check-prefixes=CHECKIZHINX %s |
| ; RUN: llc -mtriple=riscv32 -mattr=+zfhmin -verify-machineinstrs \ |
| ; RUN: -target-abi ilp32f < %s | FileCheck -check-prefixes=CHECKIZFHMIN %s |
| ; RUN: llc -mtriple=riscv64 -mattr=+zfhmin -verify-machineinstrs \ |
| ; RUN: -target-abi lp64f < %s | FileCheck -check-prefixes=CHECKIZFHMIN %s |
| ; RUN: llc -mtriple=riscv32 -mattr=+zhinxmin -verify-machineinstrs \ |
| ; RUN: -target-abi ilp32 < %s | FileCheck -check-prefixes=CHECKIZHINXMIN %s |
| ; RUN: llc -mtriple=riscv64 -mattr=+zhinxmin -verify-machineinstrs \ |
| ; RUN: -target-abi lp64 < %s | FileCheck -check-prefixes=CHECKIZHINXMIN %s |
| |
| define zeroext i1 @half_is_nan(half %a) nounwind { |
| ; CHECK-LABEL: half_is_nan: |
| ; CHECK: # %bb.0: |
| ; CHECK-NEXT: feq.h a0, fa0, fa0 |
| ; CHECK-NEXT: xori a0, a0, 1 |
| ; CHECK-NEXT: ret |
| ; |
| ; CHECKIZHINX-LABEL: half_is_nan: |
| ; CHECKIZHINX: # %bb.0: |
| ; CHECKIZHINX-NEXT: feq.h a0, a0, a0 |
| ; CHECKIZHINX-NEXT: xori a0, a0, 1 |
| ; CHECKIZHINX-NEXT: ret |
| ; |
| ; CHECKIZFHMIN-LABEL: half_is_nan: |
| ; CHECKIZFHMIN: # %bb.0: |
| ; CHECKIZFHMIN-NEXT: fcvt.s.h fa5, fa0 |
| ; CHECKIZFHMIN-NEXT: feq.s a0, fa5, fa5 |
| ; CHECKIZFHMIN-NEXT: xori a0, a0, 1 |
| ; CHECKIZFHMIN-NEXT: ret |
| ; |
| ; CHECKIZHINXMIN-LABEL: half_is_nan: |
| ; CHECKIZHINXMIN: # %bb.0: |
| ; CHECKIZHINXMIN-NEXT: fcvt.s.h a0, a0 |
| ; CHECKIZHINXMIN-NEXT: feq.s a0, a0, a0 |
| ; CHECKIZHINXMIN-NEXT: xori a0, a0, 1 |
| ; CHECKIZHINXMIN-NEXT: ret |
| %1 = fcmp uno half %a, 0.000000e+00 |
| ret i1 %1 |
| } |
| |
| define zeroext i1 @half_not_nan(half %a) nounwind { |
| ; CHECK-LABEL: half_not_nan: |
| ; CHECK: # %bb.0: |
| ; CHECK-NEXT: feq.h a0, fa0, fa0 |
| ; CHECK-NEXT: ret |
| ; |
| ; CHECKIZHINX-LABEL: half_not_nan: |
| ; CHECKIZHINX: # %bb.0: |
| ; CHECKIZHINX-NEXT: feq.h a0, a0, a0 |
| ; CHECKIZHINX-NEXT: ret |
| ; |
| ; CHECKIZFHMIN-LABEL: half_not_nan: |
| ; CHECKIZFHMIN: # %bb.0: |
| ; CHECKIZFHMIN-NEXT: fcvt.s.h fa5, fa0 |
| ; CHECKIZFHMIN-NEXT: feq.s a0, fa5, fa5 |
| ; CHECKIZFHMIN-NEXT: ret |
| ; |
| ; CHECKIZHINXMIN-LABEL: half_not_nan: |
| ; CHECKIZHINXMIN: # %bb.0: |
| ; CHECKIZHINXMIN-NEXT: fcvt.s.h a0, a0 |
| ; CHECKIZHINXMIN-NEXT: feq.s a0, a0, a0 |
| ; CHECKIZHINXMIN-NEXT: ret |
| %1 = fcmp ord half %a, 0.000000e+00 |
| ret i1 %1 |
| } |
