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