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|
; 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-prefix=RV32I-SMALL
; RUN: llc -mtriple=riscv32 -code-model=medium -verify-machineinstrs < %s \
; RUN: | FileCheck %s -check-prefix=RV32I-MEDIUM
; RUN: llc -mtriple=riscv64 -code-model=small -verify-machineinstrs < %s \
; RUN: | FileCheck %s -check-prefix=RV64I-SMALL
; RUN: llc -mtriple=riscv64 -code-model=medium -verify-machineinstrs < %s \
; RUN: | FileCheck %s -check-prefix=RV64I-MEDIUM
define void @below_threshold(i32 %in, i32* %out) nounwind {
; RV32I-SMALL-LABEL: below_threshold:
; RV32I-SMALL: # %bb.0: # %entry
; RV32I-SMALL-NEXT: li a2, 2
; RV32I-SMALL-NEXT: blt a2, a0, .LBB0_4
; RV32I-SMALL-NEXT: # %bb.1: # %entry
; RV32I-SMALL-NEXT: li a2, 1
; RV32I-SMALL-NEXT: beq a0, a2, .LBB0_7
; RV32I-SMALL-NEXT: # %bb.2: # %entry
; RV32I-SMALL-NEXT: li a2, 2
; RV32I-SMALL-NEXT: bne a0, a2, .LBB0_10
; RV32I-SMALL-NEXT: # %bb.3: # %bb2
; RV32I-SMALL-NEXT: li a0, 3
; RV32I-SMALL-NEXT: j .LBB0_9
; RV32I-SMALL-NEXT: .LBB0_4: # %entry
; RV32I-SMALL-NEXT: li a2, 3
; RV32I-SMALL-NEXT: beq a0, a2, .LBB0_8
; RV32I-SMALL-NEXT: # %bb.5: # %entry
; RV32I-SMALL-NEXT: li a2, 4
; RV32I-SMALL-NEXT: bne a0, a2, .LBB0_10
; RV32I-SMALL-NEXT: # %bb.6: # %bb4
; RV32I-SMALL-NEXT: li a0, 1
; RV32I-SMALL-NEXT: j .LBB0_9
; RV32I-SMALL-NEXT: .LBB0_7: # %bb1
; RV32I-SMALL-NEXT: li a0, 4
; RV32I-SMALL-NEXT: j .LBB0_9
; RV32I-SMALL-NEXT: .LBB0_8: # %bb3
; RV32I-SMALL-NEXT: li a0, 2
; RV32I-SMALL-NEXT: .LBB0_9: # %exit
; RV32I-SMALL-NEXT: sw a0, 0(a1)
; RV32I-SMALL-NEXT: .LBB0_10: # %exit
; RV32I-SMALL-NEXT: ret
;
; RV32I-MEDIUM-LABEL: below_threshold:
; RV32I-MEDIUM: # %bb.0: # %entry
; RV32I-MEDIUM-NEXT: li a2, 2
; RV32I-MEDIUM-NEXT: blt a2, a0, .LBB0_4
; RV32I-MEDIUM-NEXT: # %bb.1: # %entry
; RV32I-MEDIUM-NEXT: li a2, 1
; RV32I-MEDIUM-NEXT: beq a0, a2, .LBB0_7
; RV32I-MEDIUM-NEXT: # %bb.2: # %entry
; RV32I-MEDIUM-NEXT: li a2, 2
; RV32I-MEDIUM-NEXT: bne a0, a2, .LBB0_10
; RV32I-MEDIUM-NEXT: # %bb.3: # %bb2
; RV32I-MEDIUM-NEXT: li a0, 3
; RV32I-MEDIUM-NEXT: j .LBB0_9
; RV32I-MEDIUM-NEXT: .LBB0_4: # %entry
; RV32I-MEDIUM-NEXT: li a2, 3
; RV32I-MEDIUM-NEXT: beq a0, a2, .LBB0_8
; RV32I-MEDIUM-NEXT: # %bb.5: # %entry
; RV32I-MEDIUM-NEXT: li a2, 4
; RV32I-MEDIUM-NEXT: bne a0, a2, .LBB0_10
; RV32I-MEDIUM-NEXT: # %bb.6: # %bb4
; RV32I-MEDIUM-NEXT: li a0, 1
; RV32I-MEDIUM-NEXT: j .LBB0_9
; RV32I-MEDIUM-NEXT: .LBB0_7: # %bb1
; RV32I-MEDIUM-NEXT: li a0, 4
; RV32I-MEDIUM-NEXT: j .LBB0_9
; RV32I-MEDIUM-NEXT: .LBB0_8: # %bb3
; RV32I-MEDIUM-NEXT: li a0, 2
; RV32I-MEDIUM-NEXT: .LBB0_9: # %exit
; RV32I-MEDIUM-NEXT: sw a0, 0(a1)
; RV32I-MEDIUM-NEXT: .LBB0_10: # %exit
; RV32I-MEDIUM-NEXT: ret
;
; RV64I-SMALL-LABEL: below_threshold:
; RV64I-SMALL: # %bb.0: # %entry
; RV64I-SMALL-NEXT: sext.w a0, a0
; RV64I-SMALL-NEXT: li a2, 2
; RV64I-SMALL-NEXT: blt a2, a0, .LBB0_4
; RV64I-SMALL-NEXT: # %bb.1: # %entry
; RV64I-SMALL-NEXT: li a2, 1
; RV64I-SMALL-NEXT: beq a0, a2, .LBB0_7
; RV64I-SMALL-NEXT: # %bb.2: # %entry
; RV64I-SMALL-NEXT: li a2, 2
; RV64I-SMALL-NEXT: bne a0, a2, .LBB0_10
; RV64I-SMALL-NEXT: # %bb.3: # %bb2
; RV64I-SMALL-NEXT: li a0, 3
; RV64I-SMALL-NEXT: j .LBB0_9
; RV64I-SMALL-NEXT: .LBB0_4: # %entry
; RV64I-SMALL-NEXT: li a2, 3
; RV64I-SMALL-NEXT: beq a0, a2, .LBB0_8
; RV64I-SMALL-NEXT: # %bb.5: # %entry
; RV64I-SMALL-NEXT: li a2, 4
; RV64I-SMALL-NEXT: bne a0, a2, .LBB0_10
; RV64I-SMALL-NEXT: # %bb.6: # %bb4
; RV64I-SMALL-NEXT: li a0, 1
; RV64I-SMALL-NEXT: j .LBB0_9
; RV64I-SMALL-NEXT: .LBB0_7: # %bb1
; RV64I-SMALL-NEXT: li a0, 4
; RV64I-SMALL-NEXT: j .LBB0_9
; RV64I-SMALL-NEXT: .LBB0_8: # %bb3
; RV64I-SMALL-NEXT: li a0, 2
; RV64I-SMALL-NEXT: .LBB0_9: # %exit
; RV64I-SMALL-NEXT: sw a0, 0(a1)
; RV64I-SMALL-NEXT: .LBB0_10: # %exit
; RV64I-SMALL-NEXT: ret
;
; RV64I-MEDIUM-LABEL: below_threshold:
; RV64I-MEDIUM: # %bb.0: # %entry
; RV64I-MEDIUM-NEXT: sext.w a0, a0
; RV64I-MEDIUM-NEXT: li a2, 2
; RV64I-MEDIUM-NEXT: blt a2, a0, .LBB0_4
; RV64I-MEDIUM-NEXT: # %bb.1: # %entry
; RV64I-MEDIUM-NEXT: li a2, 1
; RV64I-MEDIUM-NEXT: beq a0, a2, .LBB0_7
; RV64I-MEDIUM-NEXT: # %bb.2: # %entry
; RV64I-MEDIUM-NEXT: li a2, 2
; RV64I-MEDIUM-NEXT: bne a0, a2, .LBB0_10
; RV64I-MEDIUM-NEXT: # %bb.3: # %bb2
; RV64I-MEDIUM-NEXT: li a0, 3
; RV64I-MEDIUM-NEXT: j .LBB0_9
; RV64I-MEDIUM-NEXT: .LBB0_4: # %entry
; RV64I-MEDIUM-NEXT: li a2, 3
; RV64I-MEDIUM-NEXT: beq a0, a2, .LBB0_8
; RV64I-MEDIUM-NEXT: # %bb.5: # %entry
; RV64I-MEDIUM-NEXT: li a2, 4
; RV64I-MEDIUM-NEXT: bne a0, a2, .LBB0_10
; RV64I-MEDIUM-NEXT: # %bb.6: # %bb4
; RV64I-MEDIUM-NEXT: li a0, 1
; RV64I-MEDIUM-NEXT: j .LBB0_9
; RV64I-MEDIUM-NEXT: .LBB0_7: # %bb1
; RV64I-MEDIUM-NEXT: li a0, 4
; RV64I-MEDIUM-NEXT: j .LBB0_9
; RV64I-MEDIUM-NEXT: .LBB0_8: # %bb3
; RV64I-MEDIUM-NEXT: li a0, 2
; RV64I-MEDIUM-NEXT: .LBB0_9: # %exit
; RV64I-MEDIUM-NEXT: sw a0, 0(a1)
; RV64I-MEDIUM-NEXT: .LBB0_10: # %exit
; RV64I-MEDIUM-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, i32* %out
br label %exit
bb2:
store i32 3, i32* %out
br label %exit
bb3:
store i32 2, i32* %out
br label %exit
bb4:
store i32 1, i32* %out
br label %exit
exit:
ret void
}
define void @above_threshold(i32 %in, i32* %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: .LBB1_10: # %entry
; RV32I-MEDIUM-NEXT: # Label of block must be emitted
; RV32I-MEDIUM-NEXT: auipc a2, %pcrel_hi(.LJTI1_0)
; RV32I-MEDIUM-NEXT: addi a2, a2, %pcrel_lo(.LBB1_10)
; 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
;
; RV64I-SMALL-LABEL: above_threshold:
; RV64I-SMALL: # %bb.0: # %entry
; RV64I-SMALL-NEXT: sext.w a0, a0
; 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: sext.w a0, a0
; 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: .LBB1_10: # %entry
; RV64I-MEDIUM-NEXT: # Label of block must be emitted
; RV64I-MEDIUM-NEXT: auipc a2, %pcrel_hi(.LJTI1_0)
; RV64I-MEDIUM-NEXT: addi a2, a2, %pcrel_lo(.LBB1_10)
; 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
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, i32* %out
br label %exit
bb2:
store i32 3, i32* %out
br label %exit
bb3:
store i32 2, i32* %out
br label %exit
bb4:
store i32 1, i32* %out
br label %exit
bb5:
store i32 100, i32* %out
br label %exit
bb6:
store i32 200, i32* %out
br label %exit
exit:
ret void
}
|
