93 lines
2.8 KiB
LLVM
93 lines
2.8 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=riscv32 -mattr=+d,+zfh,+experimental-zfbfmin -verify-machineinstrs \
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; RUN: -target-abi ilp32d < %s | FileCheck -check-prefix=CHECKIZFBFMIN %s
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; RUN: llc -mtriple=riscv64 -mattr=+d,+zfh,+experimental-zfbfmin -verify-machineinstrs \
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; RUN: -target-abi lp64d < %s | FileCheck -check-prefix=CHECKIZFBFMIN %s
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define bfloat @bitcast_bf16_i16(i16 %a) nounwind {
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; CHECKIZFBFMIN-LABEL: bitcast_bf16_i16:
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; CHECKIZFBFMIN: # %bb.0:
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; CHECKIZFBFMIN-NEXT: fmv.h.x fa0, a0
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; CHECKIZFBFMIN-NEXT: ret
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%1 = bitcast i16 %a to bfloat
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ret bfloat %1
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}
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define i16 @bitcast_i16_bf16(bfloat %a) nounwind {
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; CHECKIZFBFMIN-LABEL: bitcast_i16_bf16:
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; CHECKIZFBFMIN: # %bb.0:
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; CHECKIZFBFMIN-NEXT: fmv.x.h a0, fa0
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; CHECKIZFBFMIN-NEXT: ret
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%1 = bitcast bfloat %a to i16
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ret i16 %1
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}
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define bfloat @fcvt_bf16_s(float %a) nounwind {
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; CHECKIZFBFMIN-LABEL: fcvt_bf16_s:
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; CHECKIZFBFMIN: # %bb.0:
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; CHECKIZFBFMIN-NEXT: fcvt.bf16.s fa0, fa0
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; CHECKIZFBFMIN-NEXT: ret
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%1 = fptrunc float %a to bfloat
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ret bfloat %1
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}
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define float @fcvt_s_bf16(bfloat %a) nounwind {
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; CHECKIZFBFMIN-LABEL: fcvt_s_bf16:
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; CHECKIZFBFMIN: # %bb.0:
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; CHECKIZFBFMIN-NEXT: fcvt.s.bf16 fa0, fa0
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; CHECKIZFBFMIN-NEXT: ret
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%1 = fpext bfloat %a to float
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ret float %1
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}
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define bfloat @fcvt_bf16_d(double %a) nounwind {
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; CHECKIZFBFMIN-LABEL: fcvt_bf16_d:
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; CHECKIZFBFMIN: # %bb.0:
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; CHECKIZFBFMIN-NEXT: fcvt.s.d fa5, fa0
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; CHECKIZFBFMIN-NEXT: fcvt.bf16.s fa0, fa5
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; CHECKIZFBFMIN-NEXT: ret
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%1 = fptrunc double %a to bfloat
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ret bfloat %1
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}
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define double @fcvt_d_bf16(bfloat %a) nounwind {
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; CHECKIZFBFMIN-LABEL: fcvt_d_bf16:
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; CHECKIZFBFMIN: # %bb.0:
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; CHECKIZFBFMIN-NEXT: fcvt.s.bf16 fa5, fa0
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; CHECKIZFBFMIN-NEXT: fcvt.d.s fa0, fa5
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; CHECKIZFBFMIN-NEXT: ret
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%1 = fpext bfloat %a to double
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ret double %1
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}
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define bfloat @bfloat_load(ptr %a) nounwind {
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; CHECKIZFBFMIN-LABEL: bfloat_load:
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; CHECKIZFBFMIN: # %bb.0:
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; CHECKIZFBFMIN-NEXT: flh fa0, 6(a0)
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; CHECKIZFBFMIN-NEXT: ret
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%1 = getelementptr bfloat, ptr %a, i32 3
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%2 = load bfloat, ptr %1
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ret bfloat %2
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}
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define bfloat @bfloat_imm() nounwind {
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; CHECKIZFBFMIN-LABEL: bfloat_imm:
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; CHECKIZFBFMIN: # %bb.0:
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; CHECKIZFBFMIN-NEXT: lui a0, %hi(.LCPI7_0)
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; CHECKIZFBFMIN-NEXT: flh fa0, %lo(.LCPI7_0)(a0)
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; CHECKIZFBFMIN-NEXT: ret
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ret bfloat 3.0
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}
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define dso_local void @bfloat_store(ptr %a, bfloat %b) nounwind {
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; CHECKIZFBFMIN-LABEL: bfloat_store:
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; CHECKIZFBFMIN: # %bb.0:
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; CHECKIZFBFMIN-NEXT: fsh fa0, 0(a0)
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; CHECKIZFBFMIN-NEXT: fsh fa0, 16(a0)
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; CHECKIZFBFMIN-NEXT: ret
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store bfloat %b, ptr %a
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%1 = getelementptr bfloat, ptr %a, i32 8
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store bfloat %b, ptr %1
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ret void
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}
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