paperchalice add906ffe4
[ARM] Consider denormal mode in ARMSubtarget (#160456)
Factor out from #151275.
Add denormal mode to subtarget.
2025-09-25 07:51:48 +08:00

26 lines
687 B
LLVM

; RUN: llc -mtriple=arm-eabi -mattr=+vfp2 %s -o - \
; RUN: | FileCheck %s -check-prefix=VFP2
; RUN: llc -mtriple=arm-eabi -mcpu=cortex-a8 %s -o - \
; RUN: | FileCheck %s -check-prefix=NFP1
; RUN: llc -mtriple=arm-eabi -mcpu=cortex-a8 --denormal-fp-math=preserve-sign %s -o - \
; RUN: | FileCheck %s -check-prefix=NFP1U
; RUN: llc -mtriple=arm-darwin -mcpu=cortex-a8 %s -o - \
; RUN: | FileCheck %s -check-prefix=NFP1U
; RUN: llc -mtriple=arm-eabi -mattr=+neon %s -o - \
; RUN: | FileCheck %s -check-prefix=NFP0
define float @test(float %a, float %b) {
entry:
%0 = fsub float %a, %b
ret float %0
}
; VFP2: vsub.f32 s
; NFP1U: vsub.f32 d
; NFP1: vsub.f32 s
; NFP0: vsub.f32 s