llvm-project/llvm/test/CodeGen/RISCV/zfh-imm.ll

60 lines
1.9 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=riscv32 -target-abi ilp32f -mattr=+experimental-zfh < %s \
; RUN: | FileCheck --check-prefix=RV32IZFH %s
; RUN: llc -mtriple=riscv32 -target-abi ilp32d -mattr=+experimental-zfh,+d < %s \
; RUN: | FileCheck --check-prefix=RV32IDZFH %s
; RUN: llc -mtriple=riscv64 -target-abi lp64f -mattr=+experimental-zfh < %s \
; RUN: | FileCheck --check-prefix=RV64IZFH %s
; RUN: llc -mtriple=riscv64 -target-abi lp64d -mattr=+experimental-zfh,+d < %s \
; RUN: | FileCheck --check-prefix=RV64IDZFH %s
define half @f16_positive_zero(half *%pf) nounwind {
; RV32IZFH-LABEL: f16_positive_zero:
; RV32IZFH: # %bb.0:
; RV32IZFH-NEXT: fmv.h.x fa0, zero
; RV32IZFH-NEXT: ret
;
; RV32IDZFH-LABEL: f16_positive_zero:
; RV32IDZFH: # %bb.0:
; RV32IDZFH-NEXT: fmv.h.x fa0, zero
; RV32IDZFH-NEXT: ret
;
; RV64IZFH-LABEL: f16_positive_zero:
; RV64IZFH: # %bb.0:
; RV64IZFH-NEXT: fmv.h.x fa0, zero
; RV64IZFH-NEXT: ret
;
; RV64IDZFH-LABEL: f16_positive_zero:
; RV64IDZFH: # %bb.0:
; RV64IDZFH-NEXT: fmv.h.x fa0, zero
; RV64IDZFH-NEXT: ret
ret half 0.0
}
define half @f16_negative_zero(half *%pf) nounwind {
; RV32IZFH-LABEL: f16_negative_zero:
; RV32IZFH: # %bb.0:
; RV32IZFH-NEXT: lui a0, %hi(.LCPI1_0)
; RV32IZFH-NEXT: flh fa0, %lo(.LCPI1_0)(a0)
; RV32IZFH-NEXT: ret
;
; RV32IDZFH-LABEL: f16_negative_zero:
; RV32IDZFH: # %bb.0:
; RV32IDZFH-NEXT: lui a0, %hi(.LCPI1_0)
; RV32IDZFH-NEXT: flh fa0, %lo(.LCPI1_0)(a0)
; RV32IDZFH-NEXT: ret
;
; RV64IZFH-LABEL: f16_negative_zero:
; RV64IZFH: # %bb.0:
; RV64IZFH-NEXT: lui a0, %hi(.LCPI1_0)
; RV64IZFH-NEXT: flh fa0, %lo(.LCPI1_0)(a0)
; RV64IZFH-NEXT: ret
;
; RV64IDZFH-LABEL: f16_negative_zero:
; RV64IDZFH: # %bb.0:
; RV64IDZFH-NEXT: lui a0, %hi(.LCPI1_0)
; RV64IDZFH-NEXT: flh fa0, %lo(.LCPI1_0)(a0)
; RV64IDZFH-NEXT: ret
ret half -0.0
}