1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \ 3; RUN: | FileCheck -check-prefix=RV32I %s 4 5@gi = external global i32 6 7define i32 @constraint_r(i32 %a) { 8; RV32I-LABEL: constraint_r: 9; RV32I: # %bb.0: 10; RV32I-NEXT: lui a1, %hi(gi) 11; RV32I-NEXT: lw a1, %lo(gi)(a1) 12; RV32I-NEXT: #APP 13; RV32I-NEXT: add a0, a0, a1 14; RV32I-NEXT: #NO_APP 15; RV32I-NEXT: ret 16 %1 = load i32, i32* @gi 17 %2 = tail call i32 asm "add $0, $1, $2", "=r,r,r"(i32 %a, i32 %1) 18 ret i32 %2 19} 20 21define i32 @constraint_i(i32 %a) { 22; RV32I-LABEL: constraint_i: 23; RV32I: # %bb.0: 24; RV32I-NEXT: #APP 25; RV32I-NEXT: addi a0, a0, 113 26; RV32I-NEXT: #NO_APP 27; RV32I-NEXT: ret 28 %1 = load i32, i32* @gi 29 %2 = tail call i32 asm "addi $0, $1, $2", "=r,r,i"(i32 %a, i32 113) 30 ret i32 %2 31} 32 33define void @constraint_m(i32* %a) { 34; RV32I-LABEL: constraint_m: 35; RV32I: # %bb.0: 36; RV32I-NEXT: #APP 37; RV32I-NEXT: #NO_APP 38; RV32I-NEXT: ret 39 call void asm sideeffect "", "=*m"(i32* %a) 40 ret void 41} 42 43define i32 @constraint_m2(i32* %a) { 44; RV32I-LABEL: constraint_m2: 45; RV32I: # %bb.0: 46; RV32I-NEXT: #APP 47; RV32I-NEXT: lw a0, 0(a0) 48; RV32I-NEXT: #NO_APP 49; RV32I-NEXT: ret 50 %1 = tail call i32 asm "lw $0, $1", "=r,*m"(i32* %a) nounwind 51 ret i32 %1 52} 53 54; TODO: expend tests for more complex constraints, out of range immediates etc 55