1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc -mtriple=riscv32 -mattr=+zfh -verify-machineinstrs \ 3; RUN: -target-abi ilp32f < %s | FileCheck %s 4; RUN: llc -mtriple=riscv64 -mattr=+zfh -verify-machineinstrs \ 5; RUN: -target-abi lp64f < %s | FileCheck %s 6; RUN: llc -mtriple=riscv32 -mattr=+zhinx -verify-machineinstrs \ 7; RUN: -target-abi ilp32 < %s | FileCheck -check-prefixes=CHECKIZHINX %s 8; RUN: llc -mtriple=riscv64 -mattr=+zhinx -verify-machineinstrs \ 9; RUN: -target-abi lp64 < %s | FileCheck -check-prefixes=CHECKIZHINX %s 10; RUN: llc -mtriple=riscv32 -mattr=+zfhmin -verify-machineinstrs \ 11; RUN: -target-abi ilp32f < %s | FileCheck -check-prefixes=CHECKIZFHMIN %s 12; RUN: llc -mtriple=riscv64 -mattr=+zfhmin -verify-machineinstrs \ 13; RUN: -target-abi lp64f < %s | FileCheck -check-prefixes=CHECKIZFHMIN %s 14; RUN: llc -mtriple=riscv32 -mattr=+zhinxmin -verify-machineinstrs \ 15; RUN: -target-abi ilp32 < %s | FileCheck -check-prefixes=CHECKIZHINXMIN %s 16; RUN: llc -mtriple=riscv64 -mattr=+zhinxmin -verify-machineinstrs \ 17; RUN: -target-abi lp64 < %s | FileCheck -check-prefixes=CHECKIZHINXMIN %s 18 19define zeroext i1 @half_is_nan(half %a) nounwind { 20; CHECK-LABEL: half_is_nan: 21; CHECK: # %bb.0: 22; CHECK-NEXT: feq.h a0, fa0, fa0 23; CHECK-NEXT: xori a0, a0, 1 24; CHECK-NEXT: ret 25; 26; CHECKIZHINX-LABEL: half_is_nan: 27; CHECKIZHINX: # %bb.0: 28; CHECKIZHINX-NEXT: feq.h a0, a0, a0 29; CHECKIZHINX-NEXT: xori a0, a0, 1 30; CHECKIZHINX-NEXT: ret 31; 32; CHECKIZFHMIN-LABEL: half_is_nan: 33; CHECKIZFHMIN: # %bb.0: 34; CHECKIZFHMIN-NEXT: fcvt.s.h fa5, fa0 35; CHECKIZFHMIN-NEXT: feq.s a0, fa5, fa5 36; CHECKIZFHMIN-NEXT: xori a0, a0, 1 37; CHECKIZFHMIN-NEXT: ret 38; 39; CHECKIZHINXMIN-LABEL: half_is_nan: 40; CHECKIZHINXMIN: # %bb.0: 41; CHECKIZHINXMIN-NEXT: fcvt.s.h a0, a0 42; CHECKIZHINXMIN-NEXT: feq.s a0, a0, a0 43; CHECKIZHINXMIN-NEXT: xori a0, a0, 1 44; CHECKIZHINXMIN-NEXT: ret 45 %1 = fcmp uno half %a, 0.000000e+00 46 ret i1 %1 47} 48 49define zeroext i1 @half_not_nan(half %a) nounwind { 50; CHECK-LABEL: half_not_nan: 51; CHECK: # %bb.0: 52; CHECK-NEXT: feq.h a0, fa0, fa0 53; CHECK-NEXT: ret 54; 55; CHECKIZHINX-LABEL: half_not_nan: 56; CHECKIZHINX: # %bb.0: 57; CHECKIZHINX-NEXT: feq.h a0, a0, a0 58; CHECKIZHINX-NEXT: ret 59; 60; CHECKIZFHMIN-LABEL: half_not_nan: 61; CHECKIZFHMIN: # %bb.0: 62; CHECKIZFHMIN-NEXT: fcvt.s.h fa5, fa0 63; CHECKIZFHMIN-NEXT: feq.s a0, fa5, fa5 64; CHECKIZFHMIN-NEXT: ret 65; 66; CHECKIZHINXMIN-LABEL: half_not_nan: 67; CHECKIZHINXMIN: # %bb.0: 68; CHECKIZHINXMIN-NEXT: fcvt.s.h a0, a0 69; CHECKIZHINXMIN-NEXT: feq.s a0, a0, a0 70; CHECKIZHINXMIN-NEXT: ret 71 %1 = fcmp ord half %a, 0.000000e+00 72 ret i1 %1 73} 74