llvm-project/llvm/test/CodeGen/RISCV/rvv/vsplats-fp.ll

108 lines
4.0 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=riscv32 -mattr=+f,+d,+experimental-zfh,+experimental-v -target-abi ilp32d -verify-machineinstrs < %s \
; RUN: | FileCheck %s --check-prefix=RV32V
; RUN: llc -mtriple=riscv64 -mattr=+f,+d,+experimental-zfh,+experimental-v -target-abi lp64d -verify-machineinstrs < %s \
; RUN: | FileCheck %s --check-prefix=RV64V
define <vscale x 8 x half> @vsplat_nxv8f16(half %f) {
; RV32V-LABEL: vsplat_nxv8f16:
; RV32V: # %bb.0:
; RV32V-NEXT: vsetvli a0, zero, e16, m2, ta, mu
; RV32V-NEXT: vfmv.v.f v8, fa0
; RV32V-NEXT: ret
;
; RV64V-LABEL: vsplat_nxv8f16:
; RV64V: # %bb.0:
; RV64V-NEXT: vsetvli a0, zero, e16, m2, ta, mu
; RV64V-NEXT: vfmv.v.f v8, fa0
; RV64V-NEXT: ret
%head = insertelement <vscale x 8 x half> undef, half %f, i32 0
%splat = shufflevector <vscale x 8 x half> %head, <vscale x 8 x half> undef, <vscale x 8 x i32> zeroinitializer
ret <vscale x 8 x half> %splat
}
define <vscale x 8 x half> @vsplat_zero_nxv8f16() {
; RV32V-LABEL: vsplat_zero_nxv8f16:
; RV32V: # %bb.0:
; RV32V-NEXT: vsetvli a0, zero, e16, m2, ta, mu
; RV32V-NEXT: vmv.v.i v8, 0
; RV32V-NEXT: ret
;
; RV64V-LABEL: vsplat_zero_nxv8f16:
; RV64V: # %bb.0:
; RV64V-NEXT: vsetvli a0, zero, e16, m2, ta, mu
; RV64V-NEXT: vmv.v.i v8, 0
; RV64V-NEXT: ret
%head = insertelement <vscale x 8 x half> undef, half zeroinitializer, i32 0
%splat = shufflevector <vscale x 8 x half> %head, <vscale x 8 x half> undef, <vscale x 8 x i32> zeroinitializer
ret <vscale x 8 x half> %splat
}
define <vscale x 8 x float> @vsplat_nxv8f32(float %f) {
; RV32V-LABEL: vsplat_nxv8f32:
; RV32V: # %bb.0:
; RV32V-NEXT: vsetvli a0, zero, e32, m4, ta, mu
; RV32V-NEXT: vfmv.v.f v8, fa0
; RV32V-NEXT: ret
;
; RV64V-LABEL: vsplat_nxv8f32:
; RV64V: # %bb.0:
; RV64V-NEXT: vsetvli a0, zero, e32, m4, ta, mu
; RV64V-NEXT: vfmv.v.f v8, fa0
; RV64V-NEXT: ret
%head = insertelement <vscale x 8 x float> undef, float %f, i32 0
%splat = shufflevector <vscale x 8 x float> %head, <vscale x 8 x float> undef, <vscale x 8 x i32> zeroinitializer
ret <vscale x 8 x float> %splat
}
define <vscale x 8 x float> @vsplat_zero_nxv8f32() {
; RV32V-LABEL: vsplat_zero_nxv8f32:
; RV32V: # %bb.0:
; RV32V-NEXT: vsetvli a0, zero, e32, m4, ta, mu
; RV32V-NEXT: vmv.v.i v8, 0
; RV32V-NEXT: ret
;
; RV64V-LABEL: vsplat_zero_nxv8f32:
; RV64V: # %bb.0:
; RV64V-NEXT: vsetvli a0, zero, e32, m4, ta, mu
; RV64V-NEXT: vmv.v.i v8, 0
; RV64V-NEXT: ret
%head = insertelement <vscale x 8 x float> undef, float zeroinitializer, i32 0
%splat = shufflevector <vscale x 8 x float> %head, <vscale x 8 x float> undef, <vscale x 8 x i32> zeroinitializer
ret <vscale x 8 x float> %splat
}
define <vscale x 8 x double> @vsplat_nxv8f64(double %f) {
; RV32V-LABEL: vsplat_nxv8f64:
; RV32V: # %bb.0:
; RV32V-NEXT: vsetvli a0, zero, e64, m8, ta, mu
; RV32V-NEXT: vfmv.v.f v8, fa0
; RV32V-NEXT: ret
;
; RV64V-LABEL: vsplat_nxv8f64:
; RV64V: # %bb.0:
; RV64V-NEXT: vsetvli a0, zero, e64, m8, ta, mu
; RV64V-NEXT: vfmv.v.f v8, fa0
; RV64V-NEXT: ret
%head = insertelement <vscale x 8 x double> undef, double %f, i32 0
%splat = shufflevector <vscale x 8 x double> %head, <vscale x 8 x double> undef, <vscale x 8 x i32> zeroinitializer
ret <vscale x 8 x double> %splat
}
define <vscale x 8 x double> @vsplat_zero_nxv8f64() {
; RV32V-LABEL: vsplat_zero_nxv8f64:
; RV32V: # %bb.0:
; RV32V-NEXT: vsetvli a0, zero, e64, m8, ta, mu
; RV32V-NEXT: vmv.v.i v8, 0
; RV32V-NEXT: ret
;
; RV64V-LABEL: vsplat_zero_nxv8f64:
; RV64V: # %bb.0:
; RV64V-NEXT: vsetvli a0, zero, e64, m8, ta, mu
; RV64V-NEXT: vmv.v.i v8, 0
; RV64V-NEXT: ret
%head = insertelement <vscale x 8 x double> undef, double zeroinitializer, i32 0
%splat = shufflevector <vscale x 8 x double> %head, <vscale x 8 x double> undef, <vscale x 8 x i32> zeroinitializer
ret <vscale x 8 x double> %splat
}