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445eea3a06
The testcase failed on non X86 targets, because I forgot to pass the '-march=x86-64' option into llc for one of the X86 specific tests. llvm-svn: 242370
165 lines
3.8 KiB
YAML
165 lines
3.8 KiB
YAML
# RUN: llc -march=x86-64 -start-after branch-folder -stop-after branch-folder -o /dev/null %s | FileCheck %s
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# This test ensures that the MIR parser parses the jump table info and jump
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# table operands correctly.
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--- |
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define i32 @test_jumptable(i32 %in) {
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entry:
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switch i32 %in, label %def [
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i32 0, label %lbl1
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i32 1, label %lbl2
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i32 2, label %lbl3
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i32 3, label %lbl4
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]
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def:
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ret i32 0
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lbl1:
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ret i32 1
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lbl2:
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ret i32 2
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lbl3:
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ret i32 4
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lbl4:
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ret i32 8
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}
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define i32 @test_jumptable2(i32 %in) {
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entry:
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switch i32 %in, label %def [
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i32 0, label %lbl1
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i32 1, label %lbl2
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i32 2, label %lbl3
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i32 3, label %lbl4
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]
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def:
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ret i32 0
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lbl1:
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ret i32 1
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lbl2:
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ret i32 2
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lbl3:
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ret i32 4
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lbl4:
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ret i32 8
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}
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...
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---
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name: test_jumptable
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# CHECK: jumpTable:
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# CHECK-NEXT: kind: label-difference32
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# CHECK-NEXT: entries:
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# CHECK-NEXT: - id: 0
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# CHECK-NEXT: blocks: [ '%bb.3.lbl1', '%bb.4.lbl2', '%bb.5.lbl3', '%bb.6.lbl4' ]
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# CHECK_NEXT: body:
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jumpTable:
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kind: label-difference32
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entries:
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- id: 0
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blocks: [ '%bb.3.lbl1', '%bb.4.lbl2', '%bb.5.lbl3', '%bb.6.lbl4' ]
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body:
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- id: 0
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name: entry
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successors: [ '%bb.2.def', '%bb.1.entry' ]
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instructions:
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- '%eax = MOV32rr %edi, implicit-def %rax'
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- 'CMP32ri8 %edi, 3, implicit-def %eflags'
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- 'JA_1 %bb.2.def, implicit %eflags'
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- id: 1
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name: entry
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successors: [ '%bb.3.lbl1', '%bb.4.lbl2', '%bb.5.lbl3', '%bb.6.lbl4' ]
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instructions:
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# CHECK: %rcx = LEA64r %rip, 1, _, %jump-table.0, _
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- '%rcx = LEA64r %rip, 1, _, %jump-table.0, _'
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- '%rax = MOVSX64rm32 %rcx, 4, %rax, 0, _'
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- '%rax = ADD64rr %rax, %rcx, implicit-def %eflags'
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- 'JMP64r %rax'
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- id: 2
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name: def
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instructions:
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- '%eax = MOV32r0 implicit-def %eflags'
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- 'RETQ %eax'
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- id: 3
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name: lbl1
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instructions:
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- '%eax = MOV32ri 1'
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- 'RETQ %eax'
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- id: 4
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name: lbl2
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instructions:
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- '%eax = MOV32ri 2'
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- 'RETQ %eax'
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- id: 5
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name: lbl3
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instructions:
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- '%eax = MOV32ri 4'
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- 'RETQ %eax'
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- id: 6
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name: lbl4
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instructions:
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- '%eax = MOV32ri 8'
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- 'RETQ %eax'
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...
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---
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name: test_jumptable2
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jumpTable:
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kind: label-difference32
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entries:
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- id: 1
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blocks: [ '%bb.3.lbl1', '%bb.4.lbl2', '%bb.5.lbl3', '%bb.6.lbl4' ]
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body:
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- id: 0
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name: entry
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successors: [ '%bb.2.def', '%bb.1.entry' ]
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instructions:
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- '%eax = MOV32rr %edi, implicit-def %rax'
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- 'CMP32ri8 %edi, 3, implicit-def %eflags'
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- 'JA_1 %bb.2.def, implicit %eflags'
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- id: 1
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name: entry
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successors: [ '%bb.3.lbl1', '%bb.4.lbl2', '%bb.5.lbl3', '%bb.6.lbl4' ]
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instructions:
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# Verify that the printer will use an id of 0 for this jump table:
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# CHECK: %rcx = LEA64r %rip, 1, _, %jump-table.0, _
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- '%rcx = LEA64r %rip, 1, _, %jump-table.1, _'
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- '%rax = MOVSX64rm32 %rcx, 4, %rax, 0, _'
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- '%rax = ADD64rr %rax, %rcx, implicit-def %eflags'
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- 'JMP64r %rax'
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- id: 2
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name: def
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instructions:
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- '%eax = MOV32r0 implicit-def %eflags'
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- 'RETQ %eax'
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- id: 3
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name: lbl1
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instructions:
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- '%eax = MOV32ri 1'
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- 'RETQ %eax'
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- id: 4
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name: lbl2
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instructions:
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- '%eax = MOV32ri 2'
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- 'RETQ %eax'
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- id: 5
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name: lbl3
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instructions:
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- '%eax = MOV32ri 4'
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- 'RETQ %eax'
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- id: 6
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name: lbl4
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instructions:
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- '%eax = MOV32ri 8'
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- 'RETQ %eax'
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...
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