forked from OSchip/llvm-project
72 lines
2.2 KiB
LLVM
72 lines
2.2 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=+f,+d -verify-machineinstrs < %s \
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; RUN: | FileCheck %s
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define fastcc float @callee(<32 x float> %A) nounwind {
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; CHECK-LABEL: callee:
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; CHECK: # %bb.0:
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; CHECK-NEXT: fmv.x.w a0, fa0
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; CHECK-NEXT: ret
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%B = extractelement <32 x float> %A, i32 0
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ret float %B
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}
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; With the fastcc, arguments will be passed by fa0-fa7 and ft0-ft11.
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; The rest will be pushed on the stack.
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define float @caller(<32 x float> %A) nounwind {
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; CHECK-LABEL: caller:
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; CHECK: # %bb.0:
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; CHECK-NEXT: addi sp, sp, -64
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; CHECK-NEXT: sw ra, 60(sp)
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; CHECK-NEXT: flw fa0, 0(a0)
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; CHECK-NEXT: flw fa1, 4(a0)
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; CHECK-NEXT: flw fa2, 8(a0)
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; CHECK-NEXT: flw fa3, 12(a0)
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; CHECK-NEXT: flw fa4, 16(a0)
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; CHECK-NEXT: flw fa5, 20(a0)
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; CHECK-NEXT: flw fa6, 24(a0)
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; CHECK-NEXT: flw fa7, 28(a0)
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; CHECK-NEXT: flw ft0, 32(a0)
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; CHECK-NEXT: flw ft1, 36(a0)
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; CHECK-NEXT: flw ft2, 40(a0)
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; CHECK-NEXT: flw ft3, 44(a0)
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; CHECK-NEXT: flw ft4, 48(a0)
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; CHECK-NEXT: flw ft5, 52(a0)
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; CHECK-NEXT: flw ft6, 56(a0)
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; CHECK-NEXT: flw ft7, 60(a0)
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; CHECK-NEXT: flw ft8, 64(a0)
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; CHECK-NEXT: flw ft9, 68(a0)
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; CHECK-NEXT: flw ft10, 72(a0)
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; CHECK-NEXT: flw ft11, 76(a0)
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; CHECK-NEXT: flw fs0, 80(a0)
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; CHECK-NEXT: flw fs1, 84(a0)
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; CHECK-NEXT: flw fs2, 88(a0)
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; CHECK-NEXT: flw fs3, 92(a0)
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; CHECK-NEXT: flw fs4, 96(a0)
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; CHECK-NEXT: flw fs5, 100(a0)
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; CHECK-NEXT: flw fs6, 104(a0)
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; CHECK-NEXT: flw fs7, 108(a0)
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; CHECK-NEXT: flw fs8, 112(a0)
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; CHECK-NEXT: flw fs9, 116(a0)
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; CHECK-NEXT: flw fs10, 120(a0)
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; CHECK-NEXT: flw fs11, 124(a0)
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; CHECK-NEXT: fsw fs11, 44(sp)
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; CHECK-NEXT: fsw fs10, 40(sp)
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; CHECK-NEXT: fsw fs9, 36(sp)
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; CHECK-NEXT: fsw fs8, 32(sp)
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; CHECK-NEXT: fsw fs7, 28(sp)
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; CHECK-NEXT: fsw fs6, 24(sp)
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; CHECK-NEXT: fsw fs5, 20(sp)
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; CHECK-NEXT: fsw fs4, 16(sp)
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; CHECK-NEXT: fsw fs3, 12(sp)
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; CHECK-NEXT: fsw fs2, 8(sp)
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; CHECK-NEXT: fsw fs1, 4(sp)
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; CHECK-NEXT: fsw fs0, 0(sp)
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; CHECK-NEXT: call callee
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; CHECK-NEXT: lw ra, 60(sp)
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; CHECK-NEXT: addi sp, sp, 64
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; CHECK-NEXT: ret
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%C = call fastcc float @callee(<32 x float> %A)
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ret float %C
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}
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