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1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py2; RUN: llc -mtriple=riscv32 -mattr=+f -target-abi=ilp32 -verify-machineinstrs < %s \3; RUN: | FileCheck %s -check-prefix=RV32IF4 5; Exercises the ILP32 calling convention code in the case that f32 is a legal6; type. As well as testing that lowering is correct, these tests also aim to7; check that floating point load/store or integer load/store is chosen8; optimally when floats are passed on the stack.9 10define float @onstack_f32_noop(i64 %a, i64 %b, i64 %c, i64 %d, float %e, float %f) nounwind {11; RV32IF-LABEL: onstack_f32_noop:12; RV32IF: # %bb.0:13; RV32IF-NEXT: lw a0, 4(sp)14; RV32IF-NEXT: ret15 ret float %f16}17 18define float @onstack_f32_fadd(i64 %a, i64 %b, i64 %c, i64 %d, float %e, float %f) nounwind {19; RV32IF-LABEL: onstack_f32_fadd:20; RV32IF: # %bb.0:21; RV32IF-NEXT: flw fa5, 4(sp)22; RV32IF-NEXT: flw fa4, 0(sp)23; RV32IF-NEXT: fadd.s fa5, fa4, fa524; RV32IF-NEXT: fmv.x.w a0, fa525; RV32IF-NEXT: ret26 %1 = fadd float %e, %f27 ret float %128}29 30define float @caller_onstack_f32_noop(float %a) nounwind {31; RV32IF-LABEL: caller_onstack_f32_noop:32; RV32IF: # %bb.0:33; RV32IF-NEXT: addi sp, sp, -1634; RV32IF-NEXT: sw ra, 12(sp) # 4-byte Folded Spill35; RV32IF-NEXT: mv a1, a036; RV32IF-NEXT: lui a3, 26470437; RV32IF-NEXT: li a0, 138; RV32IF-NEXT: li a2, 239; RV32IF-NEXT: li a4, 340; RV32IF-NEXT: li a6, 441; RV32IF-NEXT: sw a3, 0(sp)42; RV32IF-NEXT: sw a1, 4(sp)43; RV32IF-NEXT: li a1, 044; RV32IF-NEXT: li a3, 045; RV32IF-NEXT: li a5, 046; RV32IF-NEXT: li a7, 047; RV32IF-NEXT: call onstack_f32_noop48; RV32IF-NEXT: lw ra, 12(sp) # 4-byte Folded Reload49; RV32IF-NEXT: addi sp, sp, 1650; RV32IF-NEXT: ret51 %1 = call float @onstack_f32_noop(i64 1, i64 2, i64 3, i64 4, float 5.0, float %a)52 ret float %153}54 55define float @caller_onstack_f32_fadd(float %a, float %b) nounwind {56; RV32IF-LABEL: caller_onstack_f32_fadd:57; RV32IF: # %bb.0:58; RV32IF-NEXT: addi sp, sp, -1659; RV32IF-NEXT: sw ra, 12(sp) # 4-byte Folded Spill60; RV32IF-NEXT: fmv.w.x fa5, a161; RV32IF-NEXT: fmv.w.x fa4, a062; RV32IF-NEXT: fadd.s fa3, fa4, fa563; RV32IF-NEXT: fsub.s fa5, fa5, fa464; RV32IF-NEXT: li a0, 165; RV32IF-NEXT: li a2, 266; RV32IF-NEXT: li a4, 367; RV32IF-NEXT: li a6, 468; RV32IF-NEXT: fsw fa3, 0(sp)69; RV32IF-NEXT: fsw fa5, 4(sp)70; RV32IF-NEXT: li a1, 071; RV32IF-NEXT: li a3, 072; RV32IF-NEXT: li a5, 073; RV32IF-NEXT: li a7, 074; RV32IF-NEXT: call onstack_f32_noop75; RV32IF-NEXT: lw ra, 12(sp) # 4-byte Folded Reload76; RV32IF-NEXT: addi sp, sp, 1677; RV32IF-NEXT: ret78 %1 = fadd float %a, %b79 %2 = fsub float %b, %a80 %3 = call float @onstack_f32_noop(i64 1, i64 2, i64 3, i64 4, float %1, float %2)81 ret float %382}83