| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck %s -check-prefix=RV32I |
| |
| ; Materializing constants |
| |
| define i32 @zero() nounwind { |
| ; RV32I-LABEL: zero: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: mv a0, zero |
| ; RV32I-NEXT: ret |
| ret i32 0 |
| } |
| |
| define i32 @pos_small() nounwind { |
| ; RV32I-LABEL: pos_small: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi a0, zero, 2047 |
| ; RV32I-NEXT: ret |
| ret i32 2047 |
| } |
| |
| define i32 @neg_small() nounwind { |
| ; RV32I-LABEL: neg_small: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: addi a0, zero, -2048 |
| ; RV32I-NEXT: ret |
| ret i32 -2048 |
| } |
| |
| define i32 @pos_i32() nounwind { |
| ; RV32I-LABEL: pos_i32: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: lui a0, 423811 |
| ; RV32I-NEXT: addi a0, a0, -1297 |
| ; RV32I-NEXT: ret |
| ret i32 1735928559 |
| } |
| |
| define i32 @neg_i32() nounwind { |
| ; RV32I-LABEL: neg_i32: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: lui a0, 912092 |
| ; RV32I-NEXT: addi a0, a0, -273 |
| ; RV32I-NEXT: ret |
| ret i32 -559038737 |
| } |
| |
| define i32 @pos_i32_hi20_only() nounwind { |
| ; RV32I-LABEL: pos_i32_hi20_only: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: lui a0, 16 |
| ; RV32I-NEXT: ret |
| ret i32 65536 |
| } |
| |
| define i32 @neg_i32_hi20_only() nounwind { |
| ; RV32I-LABEL: neg_i32_hi20_only: |
| ; RV32I: # %bb.0: |
| ; RV32I-NEXT: lui a0, 1048560 |
| ; RV32I-NEXT: ret |
| ret i32 -65536 |
| } |