diff options
Diffstat (limited to 'llvm/test/CodeGen/RISCV/inline-asm.ll')
| -rw-r--r-- | llvm/test/CodeGen/RISCV/inline-asm.ll | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/RISCV/inline-asm.ll b/llvm/test/CodeGen/RISCV/inline-asm.ll index 31d2676b424..10f8a3452ab 100644 --- a/llvm/test/CodeGen/RISCV/inline-asm.ll +++ b/llvm/test/CodeGen/RISCV/inline-asm.ll @@ -150,4 +150,49 @@ define void @constraint_K() nounwind { ret void } +define i32 @modifier_z_zero(i32 %a) nounwind { +; RV32I-LABEL: modifier_z_zero: +; RV32I: # %bb.0: +; RV32I-NEXT: #APP +; RV32I-NEXT: add a0, a0, zero +; RV32I-NEXT: #NO_APP +; RV32I-NEXT: ret + %1 = tail call i32 asm "add $0, $1, ${2:z}", "=r,r,r"(i32 %a, i32 0) + ret i32 %1 +} + +define i32 @modifier_z_nonzero(i32 %a) nounwind { +; RV32I-LABEL: modifier_z_nonzero: +; RV32I: # %bb.0: +; RV32I-NEXT: addi a1, zero, 1 +; RV32I-NEXT: #APP +; RV32I-NEXT: add a0, a0, a1 +; RV32I-NEXT: #NO_APP +; RV32I-NEXT: ret + %1 = tail call i32 asm "add $0, $1, ${2:z}", "=r,r,r"(i32 %a, i32 1) + ret i32 %1 +} + +define i32 @modifier_i_imm(i32 %a) nounwind { +; RV32I-LABEL: modifier_i_imm: +; RV32I: # %bb.0: +; RV32I-NEXT: #APP +; RV32I-NEXT: addi a0, a0, 1 +; RV32I-NEXT: #NO_APP +; RV32I-NEXT: ret + %1 = tail call i32 asm "add${2:i} $0, $1, $2", "=r,r,ri"(i32 %a, i32 1) + ret i32 %1 +} + +define i32 @modifier_i_reg(i32 %a, i32 %b) nounwind { +; RV32I-LABEL: modifier_i_reg: +; RV32I: # %bb.0: +; RV32I-NEXT: #APP +; RV32I-NEXT: add a0, a0, a1 +; RV32I-NEXT: #NO_APP +; RV32I-NEXT: ret + %1 = tail call i32 asm "add${2:i} $0, $1, $2", "=r,r,ri"(i32 %a, i32 %b) + ret i32 %1 +} + ; TODO: expend tests for more complex constraints, out of range immediates etc |
