| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -mtriple=riscv32 -code-model=small -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck %s -check-prefixes=CHECK,RV32I-SMALL |
| ; RUN: llc -mtriple=riscv32 -code-model=medium -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck %s -check-prefixes=CHECK,RV32I-MEDIUM |
| ; RUN: llc -mtriple=riscv32 -relocation-model=pic -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck %s -check-prefixes=CHECK,RV32I-PIC |
| ; RUN: llc -mtriple=riscv64 -code-model=small -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck %s -check-prefixes=CHECK,RV64I-SMALL |
| ; RUN: llc -mtriple=riscv64 -code-model=medium -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck %s -check-prefixes=CHECK,RV64I-MEDIUM |
| ; RUN: llc -mtriple=riscv64 -relocation-model=pic -verify-machineinstrs < %s \ |
| ; RUN: | FileCheck %s -check-prefixes=CHECK,RV64I-PIC |
| |
| define void @below_threshold(i32 signext %in, ptr %out) nounwind { |
| ; CHECK-LABEL: below_threshold: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: li a2, 2 |
| ; CHECK-NEXT: blt a2, a0, .LBB0_4 |
| ; CHECK-NEXT: # %bb.1: # %entry |
| ; CHECK-NEXT: li a2, 1 |
| ; CHECK-NEXT: beq a0, a2, .LBB0_7 |
| ; CHECK-NEXT: # %bb.2: # %entry |
| ; CHECK-NEXT: li a2, 2 |
| ; CHECK-NEXT: bne a0, a2, .LBB0_10 |
| ; CHECK-NEXT: # %bb.3: # %bb2 |
| ; CHECK-NEXT: li a0, 3 |
| ; CHECK-NEXT: j .LBB0_9 |
| ; CHECK-NEXT: .LBB0_4: # %entry |
| ; CHECK-NEXT: li a2, 3 |
| ; CHECK-NEXT: beq a0, a2, .LBB0_8 |
| ; CHECK-NEXT: # %bb.5: # %entry |
| ; CHECK-NEXT: li a2, 4 |
| ; CHECK-NEXT: bne a0, a2, .LBB0_10 |
| ; CHECK-NEXT: # %bb.6: # %bb4 |
| ; CHECK-NEXT: li a0, 1 |
| ; CHECK-NEXT: j .LBB0_9 |
| ; CHECK-NEXT: .LBB0_7: # %bb1 |
| ; CHECK-NEXT: li a0, 4 |
| ; CHECK-NEXT: j .LBB0_9 |
| ; CHECK-NEXT: .LBB0_8: # %bb3 |
| ; CHECK-NEXT: li a0, 2 |
| ; CHECK-NEXT: .LBB0_9: # %exit |
| ; CHECK-NEXT: sw a0, 0(a1) |
| ; CHECK-NEXT: .LBB0_10: # %exit |
| ; CHECK-NEXT: ret |
| entry: |
| switch i32 %in, label %exit [ |
| i32 1, label %bb1 |
| i32 2, label %bb2 |
| i32 3, label %bb3 |
| i32 4, label %bb4 |
| ] |
| bb1: |
| store i32 4, ptr %out |
| br label %exit |
| bb2: |
| store i32 3, ptr %out |
| br label %exit |
| bb3: |
| store i32 2, ptr %out |
| br label %exit |
| bb4: |
| store i32 1, ptr %out |
| br label %exit |
| exit: |
| ret void |
| } |
| |
| define void @above_threshold(i32 signext %in, ptr %out) nounwind { |
| ; RV32I-SMALL-LABEL: above_threshold: |
| ; RV32I-SMALL: # %bb.0: # %entry |
| ; RV32I-SMALL-NEXT: addi a0, a0, -1 |
| ; RV32I-SMALL-NEXT: li a2, 5 |
| ; RV32I-SMALL-NEXT: bltu a2, a0, .LBB1_9 |
| ; RV32I-SMALL-NEXT: # %bb.1: # %entry |
| ; RV32I-SMALL-NEXT: slli a0, a0, 2 |
| ; RV32I-SMALL-NEXT: lui a2, %hi(.LJTI1_0) |
| ; RV32I-SMALL-NEXT: addi a2, a2, %lo(.LJTI1_0) |
| ; RV32I-SMALL-NEXT: add a0, a0, a2 |
| ; RV32I-SMALL-NEXT: lw a0, 0(a0) |
| ; RV32I-SMALL-NEXT: jr a0 |
| ; RV32I-SMALL-NEXT: .LBB1_2: # %bb1 |
| ; RV32I-SMALL-NEXT: li a0, 4 |
| ; RV32I-SMALL-NEXT: j .LBB1_8 |
| ; RV32I-SMALL-NEXT: .LBB1_3: # %bb2 |
| ; RV32I-SMALL-NEXT: li a0, 3 |
| ; RV32I-SMALL-NEXT: j .LBB1_8 |
| ; RV32I-SMALL-NEXT: .LBB1_4: # %bb3 |
| ; RV32I-SMALL-NEXT: li a0, 2 |
| ; RV32I-SMALL-NEXT: j .LBB1_8 |
| ; RV32I-SMALL-NEXT: .LBB1_5: # %bb4 |
| ; RV32I-SMALL-NEXT: li a0, 1 |
| ; RV32I-SMALL-NEXT: j .LBB1_8 |
| ; RV32I-SMALL-NEXT: .LBB1_6: # %bb5 |
| ; RV32I-SMALL-NEXT: li a0, 100 |
| ; RV32I-SMALL-NEXT: j .LBB1_8 |
| ; RV32I-SMALL-NEXT: .LBB1_7: # %bb6 |
| ; RV32I-SMALL-NEXT: li a0, 200 |
| ; RV32I-SMALL-NEXT: .LBB1_8: # %exit |
| ; RV32I-SMALL-NEXT: sw a0, 0(a1) |
| ; RV32I-SMALL-NEXT: .LBB1_9: # %exit |
| ; RV32I-SMALL-NEXT: ret |
| ; |
| ; RV32I-MEDIUM-LABEL: above_threshold: |
| ; RV32I-MEDIUM: # %bb.0: # %entry |
| ; RV32I-MEDIUM-NEXT: addi a0, a0, -1 |
| ; RV32I-MEDIUM-NEXT: li a2, 5 |
| ; RV32I-MEDIUM-NEXT: bltu a2, a0, .LBB1_9 |
| ; RV32I-MEDIUM-NEXT: # %bb.1: # %entry |
| ; RV32I-MEDIUM-NEXT: slli a0, a0, 2 |
| ; RV32I-MEDIUM-NEXT: .Lpcrel_hi0: |
| ; RV32I-MEDIUM-NEXT: auipc a2, %pcrel_hi(.LJTI1_0) |
| ; RV32I-MEDIUM-NEXT: addi a2, a2, %pcrel_lo(.Lpcrel_hi0) |
| ; RV32I-MEDIUM-NEXT: add a0, a0, a2 |
| ; RV32I-MEDIUM-NEXT: lw a0, 0(a0) |
| ; RV32I-MEDIUM-NEXT: jr a0 |
| ; RV32I-MEDIUM-NEXT: .LBB1_2: # %bb1 |
| ; RV32I-MEDIUM-NEXT: li a0, 4 |
| ; RV32I-MEDIUM-NEXT: j .LBB1_8 |
| ; RV32I-MEDIUM-NEXT: .LBB1_3: # %bb2 |
| ; RV32I-MEDIUM-NEXT: li a0, 3 |
| ; RV32I-MEDIUM-NEXT: j .LBB1_8 |
| ; RV32I-MEDIUM-NEXT: .LBB1_4: # %bb3 |
| ; RV32I-MEDIUM-NEXT: li a0, 2 |
| ; RV32I-MEDIUM-NEXT: j .LBB1_8 |
| ; RV32I-MEDIUM-NEXT: .LBB1_5: # %bb4 |
| ; RV32I-MEDIUM-NEXT: li a0, 1 |
| ; RV32I-MEDIUM-NEXT: j .LBB1_8 |
| ; RV32I-MEDIUM-NEXT: .LBB1_6: # %bb5 |
| ; RV32I-MEDIUM-NEXT: li a0, 100 |
| ; RV32I-MEDIUM-NEXT: j .LBB1_8 |
| ; RV32I-MEDIUM-NEXT: .LBB1_7: # %bb6 |
| ; RV32I-MEDIUM-NEXT: li a0, 200 |
| ; RV32I-MEDIUM-NEXT: .LBB1_8: # %exit |
| ; RV32I-MEDIUM-NEXT: sw a0, 0(a1) |
| ; RV32I-MEDIUM-NEXT: .LBB1_9: # %exit |
| ; RV32I-MEDIUM-NEXT: ret |
| ; |
| ; RV32I-PIC-LABEL: above_threshold: |
| ; RV32I-PIC: # %bb.0: # %entry |
| ; RV32I-PIC-NEXT: addi a0, a0, -1 |
| ; RV32I-PIC-NEXT: li a2, 5 |
| ; RV32I-PIC-NEXT: bltu a2, a0, .LBB1_9 |
| ; RV32I-PIC-NEXT: # %bb.1: # %entry |
| ; RV32I-PIC-NEXT: slli a0, a0, 2 |
| ; RV32I-PIC-NEXT: .Lpcrel_hi0: |
| ; RV32I-PIC-NEXT: auipc a2, %pcrel_hi(.LJTI1_0) |
| ; RV32I-PIC-NEXT: addi a2, a2, %pcrel_lo(.Lpcrel_hi0) |
| ; RV32I-PIC-NEXT: add a0, a0, a2 |
| ; RV32I-PIC-NEXT: lw a0, 0(a0) |
| ; RV32I-PIC-NEXT: add a0, a0, a2 |
| ; RV32I-PIC-NEXT: jr a0 |
| ; RV32I-PIC-NEXT: .LBB1_2: # %bb1 |
| ; RV32I-PIC-NEXT: li a0, 4 |
| ; RV32I-PIC-NEXT: j .LBB1_8 |
| ; RV32I-PIC-NEXT: .LBB1_3: # %bb2 |
| ; RV32I-PIC-NEXT: li a0, 3 |
| ; RV32I-PIC-NEXT: j .LBB1_8 |
| ; RV32I-PIC-NEXT: .LBB1_4: # %bb3 |
| ; RV32I-PIC-NEXT: li a0, 2 |
| ; RV32I-PIC-NEXT: j .LBB1_8 |
| ; RV32I-PIC-NEXT: .LBB1_5: # %bb4 |
| ; RV32I-PIC-NEXT: li a0, 1 |
| ; RV32I-PIC-NEXT: j .LBB1_8 |
| ; RV32I-PIC-NEXT: .LBB1_6: # %bb5 |
| ; RV32I-PIC-NEXT: li a0, 100 |
| ; RV32I-PIC-NEXT: j .LBB1_8 |
| ; RV32I-PIC-NEXT: .LBB1_7: # %bb6 |
| ; RV32I-PIC-NEXT: li a0, 200 |
| ; RV32I-PIC-NEXT: .LBB1_8: # %exit |
| ; RV32I-PIC-NEXT: sw a0, 0(a1) |
| ; RV32I-PIC-NEXT: .LBB1_9: # %exit |
| ; RV32I-PIC-NEXT: ret |
| ; |
| ; RV64I-SMALL-LABEL: above_threshold: |
| ; RV64I-SMALL: # %bb.0: # %entry |
| ; RV64I-SMALL-NEXT: addi a0, a0, -1 |
| ; RV64I-SMALL-NEXT: li a2, 5 |
| ; RV64I-SMALL-NEXT: bltu a2, a0, .LBB1_9 |
| ; RV64I-SMALL-NEXT: # %bb.1: # %entry |
| ; RV64I-SMALL-NEXT: slli a0, a0, 2 |
| ; RV64I-SMALL-NEXT: lui a2, %hi(.LJTI1_0) |
| ; RV64I-SMALL-NEXT: addi a2, a2, %lo(.LJTI1_0) |
| ; RV64I-SMALL-NEXT: add a0, a0, a2 |
| ; RV64I-SMALL-NEXT: lw a0, 0(a0) |
| ; RV64I-SMALL-NEXT: jr a0 |
| ; RV64I-SMALL-NEXT: .LBB1_2: # %bb1 |
| ; RV64I-SMALL-NEXT: li a0, 4 |
| ; RV64I-SMALL-NEXT: j .LBB1_8 |
| ; RV64I-SMALL-NEXT: .LBB1_3: # %bb2 |
| ; RV64I-SMALL-NEXT: li a0, 3 |
| ; RV64I-SMALL-NEXT: j .LBB1_8 |
| ; RV64I-SMALL-NEXT: .LBB1_4: # %bb3 |
| ; RV64I-SMALL-NEXT: li a0, 2 |
| ; RV64I-SMALL-NEXT: j .LBB1_8 |
| ; RV64I-SMALL-NEXT: .LBB1_5: # %bb4 |
| ; RV64I-SMALL-NEXT: li a0, 1 |
| ; RV64I-SMALL-NEXT: j .LBB1_8 |
| ; RV64I-SMALL-NEXT: .LBB1_6: # %bb5 |
| ; RV64I-SMALL-NEXT: li a0, 100 |
| ; RV64I-SMALL-NEXT: j .LBB1_8 |
| ; RV64I-SMALL-NEXT: .LBB1_7: # %bb6 |
| ; RV64I-SMALL-NEXT: li a0, 200 |
| ; RV64I-SMALL-NEXT: .LBB1_8: # %exit |
| ; RV64I-SMALL-NEXT: sw a0, 0(a1) |
| ; RV64I-SMALL-NEXT: .LBB1_9: # %exit |
| ; RV64I-SMALL-NEXT: ret |
| ; |
| ; RV64I-MEDIUM-LABEL: above_threshold: |
| ; RV64I-MEDIUM: # %bb.0: # %entry |
| ; RV64I-MEDIUM-NEXT: addi a0, a0, -1 |
| ; RV64I-MEDIUM-NEXT: li a2, 5 |
| ; RV64I-MEDIUM-NEXT: bltu a2, a0, .LBB1_9 |
| ; RV64I-MEDIUM-NEXT: # %bb.1: # %entry |
| ; RV64I-MEDIUM-NEXT: slli a0, a0, 3 |
| ; RV64I-MEDIUM-NEXT: .Lpcrel_hi0: |
| ; RV64I-MEDIUM-NEXT: auipc a2, %pcrel_hi(.LJTI1_0) |
| ; RV64I-MEDIUM-NEXT: addi a2, a2, %pcrel_lo(.Lpcrel_hi0) |
| ; RV64I-MEDIUM-NEXT: add a0, a0, a2 |
| ; RV64I-MEDIUM-NEXT: ld a0, 0(a0) |
| ; RV64I-MEDIUM-NEXT: jr a0 |
| ; RV64I-MEDIUM-NEXT: .LBB1_2: # %bb1 |
| ; RV64I-MEDIUM-NEXT: li a0, 4 |
| ; RV64I-MEDIUM-NEXT: j .LBB1_8 |
| ; RV64I-MEDIUM-NEXT: .LBB1_3: # %bb2 |
| ; RV64I-MEDIUM-NEXT: li a0, 3 |
| ; RV64I-MEDIUM-NEXT: j .LBB1_8 |
| ; RV64I-MEDIUM-NEXT: .LBB1_4: # %bb3 |
| ; RV64I-MEDIUM-NEXT: li a0, 2 |
| ; RV64I-MEDIUM-NEXT: j .LBB1_8 |
| ; RV64I-MEDIUM-NEXT: .LBB1_5: # %bb4 |
| ; RV64I-MEDIUM-NEXT: li a0, 1 |
| ; RV64I-MEDIUM-NEXT: j .LBB1_8 |
| ; RV64I-MEDIUM-NEXT: .LBB1_6: # %bb5 |
| ; RV64I-MEDIUM-NEXT: li a0, 100 |
| ; RV64I-MEDIUM-NEXT: j .LBB1_8 |
| ; RV64I-MEDIUM-NEXT: .LBB1_7: # %bb6 |
| ; RV64I-MEDIUM-NEXT: li a0, 200 |
| ; RV64I-MEDIUM-NEXT: .LBB1_8: # %exit |
| ; RV64I-MEDIUM-NEXT: sw a0, 0(a1) |
| ; RV64I-MEDIUM-NEXT: .LBB1_9: # %exit |
| ; RV64I-MEDIUM-NEXT: ret |
| ; |
| ; RV64I-PIC-LABEL: above_threshold: |
| ; RV64I-PIC: # %bb.0: # %entry |
| ; RV64I-PIC-NEXT: addi a0, a0, -1 |
| ; RV64I-PIC-NEXT: li a2, 5 |
| ; RV64I-PIC-NEXT: bltu a2, a0, .LBB1_9 |
| ; RV64I-PIC-NEXT: # %bb.1: # %entry |
| ; RV64I-PIC-NEXT: slli a0, a0, 2 |
| ; RV64I-PIC-NEXT: .Lpcrel_hi0: |
| ; RV64I-PIC-NEXT: auipc a2, %pcrel_hi(.LJTI1_0) |
| ; RV64I-PIC-NEXT: addi a2, a2, %pcrel_lo(.Lpcrel_hi0) |
| ; RV64I-PIC-NEXT: add a0, a0, a2 |
| ; RV64I-PIC-NEXT: lw a0, 0(a0) |
| ; RV64I-PIC-NEXT: add a0, a0, a2 |
| ; RV64I-PIC-NEXT: jr a0 |
| ; RV64I-PIC-NEXT: .LBB1_2: # %bb1 |
| ; RV64I-PIC-NEXT: li a0, 4 |
| ; RV64I-PIC-NEXT: j .LBB1_8 |
| ; RV64I-PIC-NEXT: .LBB1_3: # %bb2 |
| ; RV64I-PIC-NEXT: li a0, 3 |
| ; RV64I-PIC-NEXT: j .LBB1_8 |
| ; RV64I-PIC-NEXT: .LBB1_4: # %bb3 |
| ; RV64I-PIC-NEXT: li a0, 2 |
| ; RV64I-PIC-NEXT: j .LBB1_8 |
| ; RV64I-PIC-NEXT: .LBB1_5: # %bb4 |
| ; RV64I-PIC-NEXT: li a0, 1 |
| ; RV64I-PIC-NEXT: j .LBB1_8 |
| ; RV64I-PIC-NEXT: .LBB1_6: # %bb5 |
| ; RV64I-PIC-NEXT: li a0, 100 |
| ; RV64I-PIC-NEXT: j .LBB1_8 |
| ; RV64I-PIC-NEXT: .LBB1_7: # %bb6 |
| ; RV64I-PIC-NEXT: li a0, 200 |
| ; RV64I-PIC-NEXT: .LBB1_8: # %exit |
| ; RV64I-PIC-NEXT: sw a0, 0(a1) |
| ; RV64I-PIC-NEXT: .LBB1_9: # %exit |
| ; RV64I-PIC-NEXT: ret |
| entry: |
| switch i32 %in, label %exit [ |
| i32 1, label %bb1 |
| i32 2, label %bb2 |
| i32 3, label %bb3 |
| i32 4, label %bb4 |
| i32 5, label %bb5 |
| i32 6, label %bb6 |
| ] |
| bb1: |
| store i32 4, ptr %out |
| br label %exit |
| bb2: |
| store i32 3, ptr %out |
| br label %exit |
| bb3: |
| store i32 2, ptr %out |
| br label %exit |
| bb4: |
| store i32 1, ptr %out |
| br label %exit |
| bb5: |
| store i32 100, ptr %out |
| br label %exit |
| bb6: |
| store i32 200, ptr %out |
| br label %exit |
| exit: |
| ret void |
| } |