File: bfloat-isnan.ll

package info (click to toggle)
swiftlang 6.1.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,791,604 kB
  • sloc: cpp: 9,901,740; ansic: 2,201,431; asm: 1,091,827; python: 308,252; objc: 82,166; f90: 80,126; lisp: 38,358; pascal: 25,559; sh: 20,429; ml: 5,058; perl: 4,745; makefile: 4,484; awk: 3,535; javascript: 3,018; xml: 918; fortran: 664; cs: 573; ruby: 396
file content (26 lines) | stat: -rw-r--r-- 883 bytes parent folder | download | duplicates (10) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
 
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 2
; RUN: llc -mtriple=riscv32 -mattr=+zfbfmin -verify-machineinstrs \
; RUN:   -target-abi ilp32f < %s | FileCheck %s
; RUN: llc -mtriple=riscv64 -mattr=+zfbfmin -verify-machineinstrs \
; RUN:   -target-abi lp64f < %s | FileCheck %s

define zeroext i1 @bfloat_is_nan(bfloat %a) nounwind {
; CHECK-LABEL: bfloat_is_nan:
; CHECK:       # %bb.0:
; CHECK-NEXT:    fcvt.s.bf16 fa5, fa0
; CHECK-NEXT:    feq.s a0, fa5, fa5
; CHECK-NEXT:    xori a0, a0, 1
; CHECK-NEXT:    ret
  %1 = fcmp uno bfloat %a, 0.000000e+00
  ret i1 %1
}

define zeroext i1 @bfloat_not_nan(bfloat %a) nounwind {
; CHECK-LABEL: bfloat_not_nan:
; CHECK:       # %bb.0:
; CHECK-NEXT:    fcvt.s.bf16 fa5, fa0
; CHECK-NEXT:    feq.s a0, fa5, fa5
; CHECK-NEXT:    ret
  %1 = fcmp ord bfloat %a, 0.000000e+00
  ret i1 %1
}