| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=riscv32 -mattr=+f -verify-machineinstrs < %s | FileCheck -check-prefix=RV32IF %s |
| ; RUN: llc -mtriple=riscv64 -mattr=+f -verify-machineinstrs < %s | FileCheck -check-prefix=RV64IF %s |
| |
| define i32 @func_01() { |
| ; RV32IF-LABEL: func_01: |
| ; RV32IF: # %bb.0: |
| ; RV32IF-NEXT: frrm a0 |
| ; RV32IF-NEXT: slli a0, a0, 2 |
| ; RV32IF-NEXT: lui a1, 66 |
| ; RV32IF-NEXT: addi a1, a1, 769 |
| ; RV32IF-NEXT: srl a0, a1, a0 |
| ; RV32IF-NEXT: andi a0, a0, 7 |
| ; RV32IF-NEXT: ret |
| ; |
| ; RV64IF-LABEL: func_01: |
| ; RV64IF: # %bb.0: |
| ; RV64IF-NEXT: frrm a0 |
| ; RV64IF-NEXT: slli a0, a0, 2 |
| ; RV64IF-NEXT: lui a1, 66 |
| ; RV64IF-NEXT: addiw a1, a1, 769 |
| ; RV64IF-NEXT: srl a0, a1, a0 |
| ; RV64IF-NEXT: andi a0, a0, 7 |
| ; RV64IF-NEXT: ret |
| %rm = call i32 @llvm.get.rounding() |
| ret i32 %rm |
| } |
| |
| define void @func_02(i32 %rm) { |
| ; RV32IF-LABEL: func_02: |
| ; RV32IF: # %bb.0: |
| ; RV32IF-NEXT: slli a0, a0, 2 |
| ; RV32IF-NEXT: lui a1, 66 |
| ; RV32IF-NEXT: addi a1, a1, 769 |
| ; RV32IF-NEXT: srl a0, a1, a0 |
| ; RV32IF-NEXT: andi a0, a0, 7 |
| ; RV32IF-NEXT: fsrm a0 |
| ; RV32IF-NEXT: ret |
| ; |
| ; RV64IF-LABEL: func_02: |
| ; RV64IF: # %bb.0: |
| ; RV64IF-NEXT: slli a0, a0, 32 |
| ; RV64IF-NEXT: srli a0, a0, 30 |
| ; RV64IF-NEXT: lui a1, 66 |
| ; RV64IF-NEXT: addiw a1, a1, 769 |
| ; RV64IF-NEXT: srl a0, a1, a0 |
| ; RV64IF-NEXT: andi a0, a0, 7 |
| ; RV64IF-NEXT: fsrm a0 |
| ; RV64IF-NEXT: ret |
| call void @llvm.set.rounding(i32 %rm) |
| ret void |
| } |
| |
| define void @func_03() { |
| ; RV32IF-LABEL: func_03: |
| ; RV32IF: # %bb.0: |
| ; RV32IF-NEXT: fsrmi 1 |
| ; RV32IF-NEXT: ret |
| ; |
| ; RV64IF-LABEL: func_03: |
| ; RV64IF: # %bb.0: |
| ; RV64IF-NEXT: fsrmi 1 |
| ; RV64IF-NEXT: ret |
| call void @llvm.set.rounding(i32 0) |
| ret void |
| } |
| |
| define void @func_04() { |
| ; RV32IF-LABEL: func_04: |
| ; RV32IF: # %bb.0: |
| ; RV32IF-NEXT: fsrmi 0 |
| ; RV32IF-NEXT: ret |
| ; |
| ; RV64IF-LABEL: func_04: |
| ; RV64IF: # %bb.0: |
| ; RV64IF-NEXT: fsrmi 0 |
| ; RV64IF-NEXT: ret |
| call void @llvm.set.rounding(i32 1) |
| ret void |
| } |
| |
| define void @func_05() { |
| ; RV32IF-LABEL: func_05: |
| ; RV32IF: # %bb.0: |
| ; RV32IF-NEXT: fsrmi 3 |
| ; RV32IF-NEXT: ret |
| ; |
| ; RV64IF-LABEL: func_05: |
| ; RV64IF: # %bb.0: |
| ; RV64IF-NEXT: fsrmi 3 |
| ; RV64IF-NEXT: ret |
| call void @llvm.set.rounding(i32 2) |
| ret void |
| } |
| |
| define void @func_06() { |
| ; RV32IF-LABEL: func_06: |
| ; RV32IF: # %bb.0: |
| ; RV32IF-NEXT: fsrmi 2 |
| ; RV32IF-NEXT: ret |
| ; |
| ; RV64IF-LABEL: func_06: |
| ; RV64IF: # %bb.0: |
| ; RV64IF-NEXT: fsrmi 2 |
| ; RV64IF-NEXT: ret |
| call void @llvm.set.rounding(i32 3) |
| ret void |
| } |
| |
| define void @func_07() { |
| ; RV32IF-LABEL: func_07: |
| ; RV32IF: # %bb.0: |
| ; RV32IF-NEXT: fsrmi 4 |
| ; RV32IF-NEXT: ret |
| ; |
| ; RV64IF-LABEL: func_07: |
| ; RV64IF: # %bb.0: |
| ; RV64IF-NEXT: fsrmi 4 |
| ; RV64IF-NEXT: ret |
| call void @llvm.set.rounding(i32 4) |
| ret void |
| } |
| |
| declare void @llvm.set.rounding(i32) |
| declare i32 @llvm.get.rounding() |