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# RUN: llc -march=x86-64 -start-after branch-folder -stop-after branch-folder -o - %s | FileCheck %s
# This test ensures that the MIR parser parses the machine memory operands
# correctly.
--- |
define i32 @test(i32* %a) {
entry:
%b = load i32, i32* %a
store i32 42, i32* %a
ret i32 %b
}
define void @test2(i32* %"a value") {
entry2:
%b = load i32, i32* %"a value"
%c = add i32 %b, 1
store i32 %c, i32* %"a value"
ret void
}
define void @test3(i32*) {
entry3:
%1 = alloca i32
%b = load i32, i32* %0
%c = add i32 %b, 1
store i32 %c, i32* %1
ret void
}
define i32 @volatile_inc(i32* %x) {
entry:
%0 = load volatile i32, i32* %x
%1 = add i32 %0, 1
store volatile i32 %1, i32* %x
ret i32 %1
}
define void @non_temporal_store(i32* %a, i32 %b) {
entry:
store i32 %b, i32* %a, align 16, !nontemporal !0
ret void
}
!0 = !{i32 1}
define i32 @invariant_load(i32* %x) {
entry:
%v = load i32, i32* %x, !invariant.load !1
ret i32 %v
}
!1 = !{}
define void @memory_offset(<8 x float>* %vec) {
entry:
%v = load <8 x float>, <8 x float>* %vec
%v2 = insertelement <8 x float> %v, float 0.0, i32 4
store <8 x float> %v2, <8 x float>* %vec
ret void
}
define void @memory_alignment(<8 x float>* %vec) {
entry:
%v = load <8 x float>, <8 x float>* %vec
%v2 = insertelement <8 x float> %v, float 0.0, i32 4
store <8 x float> %v2, <8 x float>* %vec
ret void
}
define double @constant_pool_psv(double %a) {
entry:
%b = fadd double %a, 3.250000e+00
ret double %b
}
declare x86_fp80 @cosl(x86_fp80) #0
define x86_fp80 @stack_psv(x86_fp80 %x) {
entry:
%y = call x86_fp80 @cosl(x86_fp80 %x) #0
ret x86_fp80 %y
}
attributes #0 = { readonly }
@G = external global i32
define i32 @got_psv() {
entry:
%a = load i32, i32* @G
%b = add i32 %a, 1
ret i32 %b
}
@0 = external global i32
define i32 @global_value() {
entry:
%a = load i32, i32* @G
%b = add i32 %a, 1
%c = load i32, i32* @0
%d = add i32 %b, %c
ret i32 %d
}
define i32 @jumptable_psv(i32 %in) {
entry:
switch i32 %in, label %def [
i32 0, label %lbl1
i32 1, label %lbl2
i32 2, label %lbl3
i32 3, label %lbl4
]
def:
ret i32 0
lbl1:
ret i32 1
lbl2:
ret i32 2
lbl3:
ret i32 4
lbl4:
ret i32 8
}
%struct.XXH_state64_t = type { i32, i32, i64, i64, i64 }
@a = common global i32 0, align 4
define i32 @tbaa_metadata() {
entry:
%0 = load i32, i32* @a, align 4, !tbaa !2
%1 = inttoptr i32 %0 to %struct.XXH_state64_t*
%total_len2 = bitcast %struct.XXH_state64_t* %1 to i32*
%2 = load i32, i32* %total_len2, align 4, !tbaa !6
ret i32 %2
}
!2 = !{!3, !3, i64 0}
!3 = !{!"int", !4, i64 0}
!4 = !{!"omnipotent char", !5, i64 0}
!5 = !{!"Simple C/C++ TBAA"}
!6 = !{!7, !3, i64 0}
!7 = !{!"XXH_state64_t", !3, i64 0, !3, i64 4, !8, i64 8, !8, i64 16, !8, i64 24}
!8 = !{!"long long", !4, i64 0}
define void @aa_scope(float* nocapture %a, float* nocapture readonly %c) #1 {
entry:
%0 = load float, float* %c, align 4, !alias.scope !9
%arrayidx.i = getelementptr inbounds float, float* %a, i64 5
store float %0, float* %arrayidx.i, align 4, !noalias !9
%1 = load float, float* %c, align 4
%arrayidx = getelementptr inbounds float, float* %a, i64 7
store float %1, float* %arrayidx, align 4
ret void
}
attributes #1 = { nounwind uwtable }
!9 = distinct !{!9, !10, !"some scope"}
!10 = distinct !{!10, !"some domain"}
define zeroext i1 @range_metadata(i8* %x) {
entry:
%0 = load i8, i8* %x, align 1, !range !11
%tobool = trunc i8 %0 to i1
ret i1 %tobool
}
!11 = !{i8 0, i8 2}
%st = type { i32, i32 }
@values = common global [50 x %st] zeroinitializer, align 16
define void @gep_value(i64 %d) {
entry:
%conv = trunc i64 %d to i32
store i32 %conv, i32* getelementptr inbounds ([50 x %st], [50 x %st]* @values, i64 0, i64 0, i32 0), align 16
ret void
}
define i8* @undef_value() {
entry:
%0 = load i8*, i8** undef, align 8
ret i8* %0
}
define void @dummy0() { ret void }
define void @dummy1() { ret void }
...
---
name: test
tracksRegLiveness: true
liveins:
- { reg: '%rdi' }
body: |
bb.0.entry:
liveins: %rdi
; CHECK: %eax = MOV32rm %rdi, 1, _, 0, _ :: (load 4 from %ir.a)
; CHECK-NEXT: MOV32mi killed %rdi, 1, _, 0, _, 42 :: (store 4 into %ir.a)
%eax = MOV32rm %rdi, 1, _, 0, _ :: (load 4 from %ir.a)
MOV32mi killed %rdi, 1, _, 0, _, 42 :: (store 4 into %ir.a)
RETQ %eax
...
---
name: test2
tracksRegLiveness: true
liveins:
- { reg: '%rdi' }
body: |
bb.0.entry2:
liveins: %rdi
; CHECK: INC32m killed %rdi, 1, _, 0, _, implicit-def dead %eflags :: (store 4 into %ir."a value"), (load 4 from %ir."a value")
INC32m killed %rdi, 1, _, 0, _, implicit-def dead %eflags :: (store 4 into %ir."a value"), (load 4 from %ir."a value")
RETQ
...
---
name: test3
tracksRegLiveness: true
liveins:
- { reg: '%rdi' }
frameInfo:
maxAlignment: 4
stack:
- { id: 0, offset: -12, size: 4, alignment: 4 }
body: |
bb.0.entry3:
liveins: %rdi
; Verify that the unnamed local values can be serialized.
; CHECK-LABEL: name: test3
; CHECK: %eax = MOV32rm killed %rdi, 1, _, 0, _ :: (load 4 from %ir.0)
; CHECK: MOV32mr %rsp, 1, _, -4, _, killed %eax :: (store 4 into %ir.1)
%eax = MOV32rm killed %rdi, 1, _, 0, _ :: (load 4 from %ir.0)
%eax = INC32r killed %eax, implicit-def dead %eflags
MOV32mr %rsp, 1, _, -4, _, killed %eax :: (store 4 into %ir.1)
RETQ
...
---
name: volatile_inc
tracksRegLiveness: true
liveins:
- { reg: '%rdi' }
body: |
bb.0.entry:
liveins: %rdi
; CHECK: name: volatile_inc
; CHECK: %eax = MOV32rm %rdi, 1, _, 0, _ :: (volatile load 4 from %ir.x)
; CHECK: MOV32mr killed %rdi, 1, _, 0, _, %eax :: (volatile store 4 into %ir.x)
%eax = MOV32rm %rdi, 1, _, 0, _ :: (volatile load 4 from %ir.x)
%eax = INC32r killed %eax, implicit-def dead %eflags
MOV32mr killed %rdi, 1, _, 0, _, %eax :: (volatile store 4 into %ir.x)
RETQ %eax
...
---
name: non_temporal_store
tracksRegLiveness: true
liveins:
- { reg: '%rdi' }
- { reg: '%esi' }
body: |
bb.0.entry:
liveins: %esi, %rdi
; CHECK: name: non_temporal_store
; CHECK: MOVNTImr killed %rdi, 1, _, 0, _, killed %esi :: (non-temporal store 4 into %ir.a)
MOVNTImr killed %rdi, 1, _, 0, _, killed %esi :: (non-temporal store 4 into %ir.a)
RETQ
...
---
name: invariant_load
tracksRegLiveness: true
liveins:
- { reg: '%rdi' }
body: |
bb.0.entry:
liveins: %rdi
; CHECK: name: invariant_load
; CHECK: %eax = MOV32rm killed %rdi, 1, _, 0, _ :: (invariant load 4 from %ir.x)
%eax = MOV32rm killed %rdi, 1, _, 0, _ :: (invariant load 4 from %ir.x)
RETQ %eax
...
---
name: memory_offset
tracksRegLiveness: true
liveins:
- { reg: '%rdi' }
body: |
bb.0.entry:
liveins: %rdi
; CHECK: name: memory_offset
; CHECK: %xmm0 = MOVAPSrm %rdi, 1, _, 0, _ :: (load 16 from %ir.vec)
; CHECK-NEXT: %xmm1 = MOVAPSrm %rdi, 1, _, 16, _ :: (load 16 from %ir.vec + 16)
; CHECK: MOVAPSmr %rdi, 1, _, 0, _, killed %xmm0 :: (store 16 into %ir.vec)
; CHECK-NEXT: MOVAPSmr killed %rdi, 1, _, 16, _, killed %xmm1 :: (store 16 into %ir.vec + 16)
%xmm0 = MOVAPSrm %rdi, 1, _, 0, _ :: (load 16 from %ir.vec)
%xmm1 = MOVAPSrm %rdi, 1, _, 16, _ :: (load 16 from %ir.vec + 16)
%xmm2 = FsFLD0SS
%xmm1 = MOVSSrr killed %xmm1, killed %xmm2
MOVAPSmr %rdi, 1, _, 0, _, killed %xmm0 :: (store 16 into %ir.vec)
MOVAPSmr killed %rdi, 1, _, 16, _, killed %xmm1 :: (store 16 into %ir.vec + 16)
RETQ
...
---
name: memory_alignment
tracksRegLiveness: true
liveins:
- { reg: '%rdi' }
body: |
bb.0.entry:
liveins: %rdi
; CHECK: name: memory_alignment
; CHECK: %xmm0 = MOVAPSrm %rdi, 1, _, 0, _ :: (load 16 from %ir.vec, align 32)
; CHECK-NEXT: %xmm1 = MOVAPSrm %rdi, 1, _, 16, _ :: (load 16 from %ir.vec + 16, align 32)
; CHECK: MOVAPSmr %rdi, 1, _, 0, _, killed %xmm0 :: (store 16 into %ir.vec, align 32)
; CHECK-NEXT: MOVAPSmr killed %rdi, 1, _, 16, _, killed %xmm1 :: (store 16 into %ir.vec + 16, align 32)
%xmm0 = MOVAPSrm %rdi, 1, _, 0, _ :: (load 16 from %ir.vec, align 32)
%xmm1 = MOVAPSrm %rdi, 1, _, 16, _ :: (load 16 from %ir.vec + 16, align 32)
%xmm2 = FsFLD0SS
%xmm1 = MOVSSrr killed %xmm1, killed %xmm2
MOVAPSmr %rdi, 1, _, 0, _, killed %xmm0 :: (store 16 into %ir.vec, align 32)
MOVAPSmr killed %rdi, 1, _, 16, _, killed %xmm1 :: (store 16 into %ir.vec + 16, align 32)
RETQ
...
---
name: constant_pool_psv
tracksRegLiveness: true
liveins:
- { reg: '%xmm0' }
constants:
- id: 0
value: 'double 3.250000e+00'
body: |
bb.0.entry:
liveins: %xmm0
; CHECK: name: constant_pool_psv
; CHECK: %xmm0 = ADDSDrm killed %xmm0, %rip, 1, _, %const.0, _ :: (load 8 from constant-pool)
; CHECK-NEXT: %xmm0 = ADDSDrm killed %xmm0, %rip, 1, _, %const.0, _ :: (load 8 from constant-pool + 8)
%xmm0 = ADDSDrm killed %xmm0, %rip, 1, _, %const.0, _ :: (load 8 from constant-pool)
%xmm0 = ADDSDrm killed %xmm0, %rip, 1, _, %const.0, _ :: (load 8 from constant-pool + 8)
RETQ %xmm0
...
---
name: stack_psv
tracksRegLiveness: true
frameInfo:
stackSize: 24
maxAlignment: 16
adjustsStack: true
hasCalls: true
maxCallFrameSize: 16
fixedStack:
- { id: 0, offset: 0, size: 10, alignment: 16, isImmutable: true, isAliased: false }
body: |
bb.0.entry:
%rsp = frame-setup SUB64ri8 %rsp, 24, implicit-def dead %eflags
CFI_INSTRUCTION .cfi_def_cfa_offset 32
LD_F80m %rsp, 1, _, 32, _, implicit-def dead %fpsw
; CHECK: name: stack_psv
; CHECK: ST_FP80m %rsp, 1, _, 0, _, implicit-def dead %fpsw :: (store 10 into stack, align 16)
ST_FP80m %rsp, 1, _, 0, _, implicit-def dead %fpsw :: (store 10 into stack, align 16)
CALL64pcrel32 $cosl, csr_64, implicit %rsp, implicit-def %rsp, implicit-def %fp0
%rsp = ADD64ri8 %rsp, 24, implicit-def dead %eflags
RETQ
...
---
name: got_psv
tracksRegLiveness: true
body: |
bb.0.entry:
; CHECK: name: got_psv
; CHECK: %rax = MOV64rm %rip, 1, _, @G, _ :: (load 8 from got)
%rax = MOV64rm %rip, 1, _, @G, _ :: (load 8 from got)
%eax = MOV32rm killed %rax, 1, _, 0, _
%eax = INC32r killed %eax, implicit-def dead %eflags
RETQ %eax
...
---
name: global_value
tracksRegLiveness: true
body: |
bb.0.entry:
%rax = MOV64rm %rip, 1, _, @G, _
; CHECK-LABEL: name: global_value
; CHECK: %eax = MOV32rm killed %rax, 1, _, 0, _, implicit-def %rax :: (load 4 from @G)
; CHECK: %ecx = MOV32rm killed %rcx, 1, _, 0, _, implicit-def %rcx :: (load 4 from @0)
%eax = MOV32rm killed %rax, 1, _, 0, _, implicit-def %rax :: (load 4 from @G)
%rcx = MOV64rm %rip, 1, _, @0, _
%ecx = MOV32rm killed %rcx, 1, _, 0, _, implicit-def %rcx :: (load 4 from @0)
%eax = LEA64_32r killed %rax, 1, killed %rcx, 1, _
RETQ %eax
...
---
name: jumptable_psv
tracksRegLiveness: true
liveins:
- { reg: '%edi' }
jumpTable:
kind: label-difference32
entries:
- id: 0
blocks: [ '%bb.3.lbl1', '%bb.4.lbl2', '%bb.5.lbl3', '%bb.6.lbl4' ]
body: |
bb.0.entry:
successors: %bb.2.def, %bb.1.entry
liveins: %edi
%eax = MOV32rr %edi, implicit-def %rax
CMP32ri8 killed %edi, 3, implicit-def %eflags
JA_1 %bb.2.def, implicit killed %eflags
bb.1.entry:
successors: %bb.3.lbl1, %bb.4.lbl2, %bb.5.lbl3, %bb.6.lbl4
liveins: %rax
%rcx = LEA64r %rip, 1, _, %jump-table.0, _
; CHECK: name: jumptable_psv
; CHECK: %rax = MOVSX64rm32 %rcx, 4, killed %rax, 0, _ :: (load 4 from jump-table, align 8)
%rax = MOVSX64rm32 %rcx, 4, killed %rax, 0, _ :: (load 4 from jump-table, align 8)
%rax = ADD64rr killed %rax, killed %rcx, implicit-def dead %eflags
JMP64r killed %rax
bb.2.def:
%eax = MOV32r0 implicit-def dead %eflags
RETQ %eax
bb.3.lbl1:
%eax = MOV32ri 1
RETQ %eax
bb.4.lbl2:
%eax = MOV32ri 2
RETQ %eax
bb.5.lbl3:
%eax = MOV32ri 4
RETQ %eax
bb.6.lbl4:
%eax = MOV32ri 8
RETQ %eax
...
---
name: tbaa_metadata
tracksRegLiveness: true
body: |
bb.0.entry:
%rax = MOV64rm %rip, 1, _, @a, _ :: (load 8 from got)
; CHECK-LABEL: name: tbaa_metadata
; CHECK: %eax = MOV32rm killed %rax, 1, _, 0, _, implicit-def %rax :: (load 4 from @a, !tbaa !2)
; CHECK-NEXT: %eax = MOV32rm killed %rax, 1, _, 0, _ :: (load 4 from %ir.total_len2, !tbaa !6)
%eax = MOV32rm killed %rax, 1, _, 0, _, implicit-def %rax :: (load 4 from @a, !tbaa !2)
%eax = MOV32rm killed %rax, 1, _, 0, _ :: (load 4 from %ir.total_len2, !tbaa !6)
RETQ %eax
...
---
name: aa_scope
tracksRegLiveness: true
liveins:
- { reg: '%rdi' }
- { reg: '%rsi' }
body: |
bb.0.entry:
liveins: %rdi, %rsi
; CHECK-LABEL: name: aa_scope
; CHECK: %xmm0 = MOVSSrm %rsi, 1, _, 0, _ :: (load 4 from %ir.c, !alias.scope !9)
%xmm0 = MOVSSrm %rsi, 1, _, 0, _ :: (load 4 from %ir.c, !alias.scope !9)
; CHECK-NEXT: MOVSSmr %rdi, 1, _, 20, _, killed %xmm0 :: (store 4 into %ir.arrayidx.i, !noalias !9)
MOVSSmr %rdi, 1, _, 20, _, killed %xmm0 :: (store 4 into %ir.arrayidx.i, !noalias !9)
%xmm0 = MOVSSrm killed %rsi, 1, _, 0, _ :: (load 4 from %ir.c)
MOVSSmr killed %rdi, 1, _, 28, _, killed %xmm0 :: (store 4 into %ir.arrayidx)
RETQ
...
---
name: range_metadata
tracksRegLiveness: true
liveins:
- { reg: '%rdi' }
body: |
bb.0.entry:
liveins: %rdi
; CHECK-LABEL: name: range_metadata
; CHECK: %al = MOV8rm killed %rdi, 1, _, 0, _ :: (load 1 from %ir.x, !range !11)
%al = MOV8rm killed %rdi, 1, _, 0, _ :: (load 1 from %ir.x, !range !11)
RETQ %al
...
---
name: gep_value
tracksRegLiveness: true
liveins:
- { reg: '%rdi' }
body: |
bb.0.entry:
liveins: %rdi
%rax = MOV64rm %rip, 1, _, @values, _ :: (load 8 from got)
; CHECK-LABEL: gep_value
; CHECK: MOV32mr killed %rax, 1, _, 0, _, %edi, implicit killed %rdi :: (store 4 into `i32* getelementptr inbounds ([50 x %st], [50 x %st]* @values, i64 0, i64 0, i32 0)`, align 16)
MOV32mr killed %rax, 1, _, 0, _, %edi, implicit killed %rdi :: (store 4 into `i32* getelementptr inbounds ([50 x %st], [50 x %st]* @values, i64 0, i64 0, i32 0)`, align 16)
RETQ
...
---
name: undef_value
tracksRegLiveness: true
body: |
bb.0.entry:
; CHECK-LABEL: name: undef_value
; CHECK: %rax = MOV64rm undef %rax, 1, _, 0, _ :: (load 8 from `i8** undef`)
%rax = MOV64rm undef %rax, 1, _, 0, _ :: (load 8 from `i8** undef`)
RETQ %rax
...
---
# Test memory operand without associated value.
# CHECK-LABEL: name: dummy0
# CHECK: %rax = MOV64rm undef %rax, 1, _, 0, _ :: (load 8)
name: dummy0
tracksRegLiveness: true
body: |
bb.0:
%rax = MOV64rm undef %rax, 1, _, 0, _ :: (load 8)
RETQ %rax
...
---
# Test parsing of stack references in machine memory operands.
# CHECK-LABEL: name: dummy1
# CHECK: %rax = MOV64rm %rsp, 1, _, 0, _ :: (load 8 from %stack.0)
name: dummy1
tracksRegLiveness: true
stack:
- { id: 0, size: 4, alignment: 4 }
body: |
bb.0:
%rax = MOV64rm %rsp, 1, _, 0, _ :: (load 8 from %stack.0)
RETQ %rax
...