| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=riscv32 -mattr=+f,+d -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck %s |
| |
| define fastcc float @callee(<32 x float> %A) nounwind { |
| ; CHECK-LABEL: callee: |
| ; CHECK: # %bb.0: |
| ; CHECK-NEXT: fmv.x.w a0, fa0 |
| ; CHECK-NEXT: ret |
| %B = extractelement <32 x float> %A, i32 0 |
| ret float %B |
| } |
| |
| ; With the fastcc, arguments will be passed by fa0-fa7 and ft0-ft11. |
| ; The rest will be pushed on the stack. |
| define float @caller(<32 x float> %A) nounwind { |
| ; CHECK-LABEL: caller: |
| ; CHECK: # %bb.0: |
| ; CHECK-NEXT: addi sp, sp, -64 |
| ; CHECK-NEXT: sw ra, 60(sp) # 4-byte Folded Spill |
| ; CHECK-NEXT: fmv.w.x fa0, a0 |
| ; CHECK-NEXT: fmv.w.x fa1, a1 |
| ; CHECK-NEXT: fmv.w.x fa2, a2 |
| ; CHECK-NEXT: fmv.w.x fa3, a3 |
| ; CHECK-NEXT: fmv.w.x fa4, a4 |
| ; CHECK-NEXT: flw ft0, 64(sp) |
| ; CHECK-NEXT: flw ft1, 68(sp) |
| ; CHECK-NEXT: flw ft2, 72(sp) |
| ; CHECK-NEXT: flw ft3, 76(sp) |
| ; CHECK-NEXT: flw ft4, 80(sp) |
| ; CHECK-NEXT: flw ft5, 84(sp) |
| ; CHECK-NEXT: flw ft6, 88(sp) |
| ; CHECK-NEXT: flw ft7, 92(sp) |
| ; CHECK-NEXT: flw ft8, 96(sp) |
| ; CHECK-NEXT: flw ft9, 100(sp) |
| ; CHECK-NEXT: flw ft10, 104(sp) |
| ; CHECK-NEXT: flw ft11, 108(sp) |
| ; CHECK-NEXT: flw fs0, 112(sp) |
| ; CHECK-NEXT: flw fs1, 116(sp) |
| ; CHECK-NEXT: flw fs2, 120(sp) |
| ; CHECK-NEXT: flw fs3, 124(sp) |
| ; CHECK-NEXT: flw fs4, 128(sp) |
| ; CHECK-NEXT: flw fs5, 132(sp) |
| ; CHECK-NEXT: flw fs6, 136(sp) |
| ; CHECK-NEXT: flw fs7, 140(sp) |
| ; CHECK-NEXT: flw fs8, 144(sp) |
| ; CHECK-NEXT: flw fs9, 148(sp) |
| ; CHECK-NEXT: flw fs10, 152(sp) |
| ; CHECK-NEXT: flw fs11, 156(sp) |
| ; CHECK-NEXT: fmv.w.x fa5, a5 |
| ; CHECK-NEXT: fmv.w.x fa6, a6 |
| ; CHECK-NEXT: fmv.w.x fa7, a7 |
| ; CHECK-NEXT: fsw fs11, 44(sp) |
| ; CHECK-NEXT: fsw fs10, 40(sp) |
| ; CHECK-NEXT: fsw fs9, 36(sp) |
| ; CHECK-NEXT: fsw fs8, 32(sp) |
| ; CHECK-NEXT: fsw fs7, 28(sp) |
| ; CHECK-NEXT: fsw fs6, 24(sp) |
| ; CHECK-NEXT: fsw fs5, 20(sp) |
| ; CHECK-NEXT: fsw fs4, 16(sp) |
| ; CHECK-NEXT: fsw fs3, 12(sp) |
| ; CHECK-NEXT: fsw fs2, 8(sp) |
| ; CHECK-NEXT: fsw fs1, 4(sp) |
| ; CHECK-NEXT: fsw fs0, 0(sp) |
| ; CHECK-NEXT: call callee@plt |
| ; CHECK-NEXT: lw ra, 60(sp) # 4-byte Folded Reload |
| ; CHECK-NEXT: addi sp, sp, 64 |
| ; CHECK-NEXT: ret |
| %C = call fastcc float @callee(<32 x float> %A) |
| ret float %C |
| } |