f69078b77f
Trying to reduce the diffs from D118333 for cases where it makes more sense to use an FP ABI. Reviewed By: asb, kito-cheng Differential Revision: https://reviews.llvm.org/D120447
40 lines
1.3 KiB
LLVM
40 lines
1.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=riscv32 -mattr=+f -verify-machineinstrs < %s \
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; RUN: -target-abi=ilp32f | FileCheck -check-prefix=RV32IF %s
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; RUN: llc -mtriple=riscv64 -mattr=+f -verify-machineinstrs < %s \
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; RUN: -target-abi=lp64f | FileCheck -check-prefix=RV64IF %s
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; TODO: constant pool shouldn't be necessary for RV64IF.
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define float @float_imm() nounwind {
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; RV32IF-LABEL: float_imm:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: lui a0, %hi(.LCPI0_0)
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; RV32IF-NEXT: flw fa0, %lo(.LCPI0_0)(a0)
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: float_imm:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: lui a0, %hi(.LCPI0_0)
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; RV64IF-NEXT: flw fa0, %lo(.LCPI0_0)(a0)
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; RV64IF-NEXT: ret
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ret float 3.14159274101257324218750
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}
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define float @float_imm_op(float %a) nounwind {
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; RV32IF-LABEL: float_imm_op:
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; RV32IF: # %bb.0:
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; RV32IF-NEXT: lui a0, %hi(.LCPI1_0)
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; RV32IF-NEXT: flw ft0, %lo(.LCPI1_0)(a0)
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; RV32IF-NEXT: fadd.s fa0, fa0, ft0
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; RV32IF-NEXT: ret
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;
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; RV64IF-LABEL: float_imm_op:
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; RV64IF: # %bb.0:
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; RV64IF-NEXT: lui a0, %hi(.LCPI1_0)
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; RV64IF-NEXT: flw ft0, %lo(.LCPI1_0)(a0)
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; RV64IF-NEXT: fadd.s fa0, fa0, ft0
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; RV64IF-NEXT: ret
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%1 = fadd float %a, 1.0
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ret float %1
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}
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