1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc -mtriple=riscv32 -mattr=+f,+d -target-abi=ilp32 -verify-machineinstrs < %s \ 3; RUN: | FileCheck %s 4 5define fastcc float @callee(<32 x float> %A) nounwind { 6; CHECK-LABEL: callee: 7; CHECK: # %bb.0: 8; CHECK-NEXT: fmv.x.w a0, fa0 9; CHECK-NEXT: ret 10 %B = extractelement <32 x float> %A, i32 0 11 ret float %B 12} 13 14; With the fastcc, arguments will be passed by fa0-fa7 and ft0-ft11. 15; The rest will be pushed on the stack. 16define float @caller(<32 x float> %A) nounwind { 17; CHECK-LABEL: caller: 18; CHECK: # %bb.0: 19; CHECK-NEXT: addi sp, sp, -64 20; CHECK-NEXT: sw ra, 60(sp) # 4-byte Folded Spill 21; CHECK-NEXT: fmv.w.x fa0, a0 22; CHECK-NEXT: fmv.w.x fa1, a1 23; CHECK-NEXT: fmv.w.x fa2, a2 24; CHECK-NEXT: fmv.w.x fa3, a3 25; CHECK-NEXT: fmv.w.x fa4, a4 26; CHECK-NEXT: flw ft0, 64(sp) 27; CHECK-NEXT: flw ft1, 68(sp) 28; CHECK-NEXT: flw ft2, 72(sp) 29; CHECK-NEXT: flw ft3, 76(sp) 30; CHECK-NEXT: flw ft4, 80(sp) 31; CHECK-NEXT: flw ft5, 84(sp) 32; CHECK-NEXT: flw ft6, 88(sp) 33; CHECK-NEXT: flw ft7, 92(sp) 34; CHECK-NEXT: flw ft8, 96(sp) 35; CHECK-NEXT: flw ft9, 100(sp) 36; CHECK-NEXT: flw ft10, 104(sp) 37; CHECK-NEXT: flw ft11, 108(sp) 38; CHECK-NEXT: flw fs0, 112(sp) 39; CHECK-NEXT: flw fs1, 116(sp) 40; CHECK-NEXT: flw fs2, 120(sp) 41; CHECK-NEXT: flw fs3, 124(sp) 42; CHECK-NEXT: flw fs4, 128(sp) 43; CHECK-NEXT: flw fs5, 132(sp) 44; CHECK-NEXT: flw fs6, 136(sp) 45; CHECK-NEXT: flw fs7, 140(sp) 46; CHECK-NEXT: flw fs8, 144(sp) 47; CHECK-NEXT: flw fs9, 148(sp) 48; CHECK-NEXT: flw fs10, 152(sp) 49; CHECK-NEXT: flw fs11, 156(sp) 50; CHECK-NEXT: fmv.w.x fa5, a5 51; CHECK-NEXT: fmv.w.x fa6, a6 52; CHECK-NEXT: fmv.w.x fa7, a7 53; CHECK-NEXT: fsw fs8, 32(sp) 54; CHECK-NEXT: fsw fs9, 36(sp) 55; CHECK-NEXT: fsw fs10, 40(sp) 56; CHECK-NEXT: fsw fs11, 44(sp) 57; CHECK-NEXT: fsw fs4, 16(sp) 58; CHECK-NEXT: fsw fs5, 20(sp) 59; CHECK-NEXT: fsw fs6, 24(sp) 60; CHECK-NEXT: fsw fs7, 28(sp) 61; CHECK-NEXT: fsw fs0, 0(sp) 62; CHECK-NEXT: fsw fs1, 4(sp) 63; CHECK-NEXT: fsw fs2, 8(sp) 64; CHECK-NEXT: fsw fs3, 12(sp) 65; CHECK-NEXT: call callee 66; CHECK-NEXT: lw ra, 60(sp) # 4-byte Folded Reload 67; CHECK-NEXT: addi sp, sp, 64 68; CHECK-NEXT: ret 69 %C = call fastcc float @callee(<32 x float> %A) 70 ret float %C 71} 72