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|
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=riscv64 -run-pass=legalizer %s -o - \
# RUN: -relocation-model=pic | FileCheck %s
--- |
define i32 @jt_test(i32 signext %in) {
entry:
%0 = sext i32 %in to i64
switch i64 %0, label %default [
i64 1, label %bb1
i64 2, label %bb2
i64 3, label %bb3
i64 4, label %bb4
i64 5, label %bb5
i64 6, label %bb6
]
bb1:
ret i32 4
bb2:
ret i32 3
bb3:
ret i32 2
bb4:
ret i32 1
bb5:
ret i32 100
bb6:
ret i32 200
default:
ret i32 1000
}
...
---
name: jt_test
tracksRegLiveness: true
jumpTable:
kind: label-difference32
entries:
- id: 0
blocks: [ '%bb.2', '%bb.3', '%bb.4', '%bb.5', '%bb.6', '%bb.7' ]
body: |
; CHECK-LABEL: name: jt_test
; CHECK: bb.0.entry:
; CHECK-NEXT: successors: %bb.8(0x40000000), %bb.1(0x40000000)
; CHECK-NEXT: liveins: $x10
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
; CHECK-NEXT: [[ASSERT_SEXT:%[0-9]+]]:_(s64) = G_ASSERT_SEXT [[COPY]], 32
; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 5
; CHECK-NEXT: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 1
; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s64) = G_SUB [[ASSERT_SEXT]], [[C1]]
; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(ugt), [[SUB]](s64), [[C]]
; CHECK-NEXT: G_BRCOND [[ICMP]](s64), %bb.8
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.1.entry:
; CHECK-NEXT: successors: %bb.2(0x15555555), %bb.3(0x15555555), %bb.4(0x15555555), %bb.5(0x15555555), %bb.6(0x15555555), %bb.7(0x15555555)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[JUMP_TABLE:%[0-9]+]]:_(p0) = G_JUMP_TABLE %jump-table.0
; CHECK-NEXT: [[C2:%[0-9]+]]:_(s64) = G_CONSTANT i64 2
; CHECK-NEXT: [[SHL:%[0-9]+]]:_(s64) = G_SHL [[SUB]], [[C2]](s64)
; CHECK-NEXT: [[PTR_ADD:%[0-9]+]]:_(p0) = G_PTR_ADD [[JUMP_TABLE]], [[SHL]](s64)
; CHECK-NEXT: [[SEXTLOAD:%[0-9]+]]:_(s64) = G_SEXTLOAD [[PTR_ADD]](p0) :: (load (s32) from jump-table)
; CHECK-NEXT: [[PTR_ADD1:%[0-9]+]]:_(p0) = G_PTR_ADD [[JUMP_TABLE]], [[SEXTLOAD]](s64)
; CHECK-NEXT: G_BRINDIRECT [[PTR_ADD1]](p0)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.2.bb1:
; CHECK-NEXT: [[C3:%[0-9]+]]:_(s64) = G_CONSTANT i64 4
; CHECK-NEXT: $x10 = COPY [[C3]](s64)
; CHECK-NEXT: PseudoRET implicit $x10
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.3.bb2:
; CHECK-NEXT: [[C4:%[0-9]+]]:_(s64) = G_CONSTANT i64 3
; CHECK-NEXT: $x10 = COPY [[C4]](s64)
; CHECK-NEXT: PseudoRET implicit $x10
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.4.bb3:
; CHECK-NEXT: [[C5:%[0-9]+]]:_(s64) = G_CONSTANT i64 2
; CHECK-NEXT: $x10 = COPY [[C5]](s64)
; CHECK-NEXT: PseudoRET implicit $x10
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.5.bb4:
; CHECK-NEXT: [[C6:%[0-9]+]]:_(s64) = G_CONSTANT i64 1
; CHECK-NEXT: $x10 = COPY [[C6]](s64)
; CHECK-NEXT: PseudoRET implicit $x10
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.6.bb5:
; CHECK-NEXT: [[C7:%[0-9]+]]:_(s64) = G_CONSTANT i64 100
; CHECK-NEXT: $x10 = COPY [[C7]](s64)
; CHECK-NEXT: PseudoRET implicit $x10
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.7.bb6:
; CHECK-NEXT: [[C8:%[0-9]+]]:_(s64) = G_CONSTANT i64 200
; CHECK-NEXT: $x10 = COPY [[C8]](s64)
; CHECK-NEXT: PseudoRET implicit $x10
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.8.default:
; CHECK-NEXT: [[C9:%[0-9]+]]:_(s64) = G_CONSTANT i64 1000
; CHECK-NEXT: $x10 = COPY [[C9]](s64)
; CHECK-NEXT: PseudoRET implicit $x10
bb.1.entry:
successors: %bb.8, %bb.9
liveins: $x10
%1:_(s64) = COPY $x10
%2:_(s64) = G_ASSERT_SEXT %1, 32
%0:_(s32) = G_TRUNC %2(s64)
%7:_(s64) = G_CONSTANT i64 5
%3:_(s64) = G_SEXT %0(s32)
%4:_(s64) = G_CONSTANT i64 1
%5:_(s64) = G_SUB %3, %4
%9:_(s1) = G_ICMP intpred(ugt), %5(s64), %7
G_BRCOND %9(s1), %bb.8
bb.9.entry:
successors: %bb.2, %bb.3, %bb.4, %bb.5, %bb.6, %bb.7
%10:_(p0) = G_JUMP_TABLE %jump-table.0
G_BRJT %10(p0), %jump-table.0, %5(s64)
bb.2.bb1:
%22:_(s64) = G_CONSTANT i64 4
$x10 = COPY %22(s64)
PseudoRET implicit $x10
bb.3.bb2:
%20:_(s64) = G_CONSTANT i64 3
$x10 = COPY %20(s64)
PseudoRET implicit $x10
bb.4.bb3:
%18:_(s64) = G_CONSTANT i64 2
$x10 = COPY %18(s64)
PseudoRET implicit $x10
bb.5.bb4:
%16:_(s64) = G_CONSTANT i64 1
$x10 = COPY %16(s64)
PseudoRET implicit $x10
bb.6.bb5:
%14:_(s64) = G_CONSTANT i64 100
$x10 = COPY %14(s64)
PseudoRET implicit $x10
bb.7.bb6:
%12:_(s64) = G_CONSTANT i64 200
$x10 = COPY %12(s64)
PseudoRET implicit $x10
bb.8.default:
%24:_(s64) = G_CONSTANT i64 1000
$x10 = COPY %24(s64)
PseudoRET implicit $x10
...
|
