Skip to content

Commit

Permalink
[AArch64][GlobalISel] Test Pre-Commit for Look into array's element
Browse files Browse the repository at this point in the history
  • Loading branch information
@chuongg3
chuongg3 committed Dec 12, 2023
1 parent a8f3860 commit 32532c2
Showing 1 changed file with 295 additions and 26 deletions.
321 changes: 295 additions & 26 deletions llvm/test/CodeGen/AArch64/GlobalISel/regbankselect-fp-loads.mir
View file
Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,23 @@
define float @fp_load_phi() { ret float undef }
define i32 @int_load_phi() { ret i32 undef }


@array_double = dso_local global [32000 x double] zeroinitializer, align 8
@struct_array_double = dso_local global { [32000 x double] } zeroinitializer, align 8
@struct_struct_array_double = dso_local global {{ [32000 x double] }} zeroinitializer, align 8

define float @array_load_double() { ret float undef }
define float @struct_array_load_double() { ret float undef }
define float @struct_struct_array_load_double() { ret float undef }

@array_int = dso_local global [32000 x i32] zeroinitializer, align 8
@struct_array_int = dso_local global { [32000 x i32] } zeroinitializer, align 8
@struct_struct_array_int = dso_local global {{ [32000 x i32] }} zeroinitializer, align 8

define i32 @array_load_int() { ret i32 undef }
define i32 @struct_array_load_int() { ret i32 undef }
define i32 @struct_struct_array_load_int() { ret i32 undef }

...
---
name: fp_load_phi
Expand All @@ -19,20 +36,22 @@ tracksRegLiveness: true
body: |
; CHECK-LABEL: name: fp_load_phi
; CHECK: bb.0:
; CHECK: successors: %bb.1(0x80000000)
; CHECK: liveins: $w0
; CHECK: [[COPY:%[0-9]+]]:gpr(s32) = COPY $w0
; CHECK: [[GV:%[0-9]+]]:gpr(p0) = G_GLOBAL_VALUE @var_fp
; CHECK: %fp_load:fpr(s32) = G_LOAD [[GV]](p0) :: (load (s32) from @var_fp)
; CHECK: bb.1:
; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; CHECK: [[PHI:%[0-9]+]]:fpr(s32) = PHI %fp_load(s32), %bb.0, [[PHI]](s32), %bb.1
; CHECK: G_BRCOND [[COPY]](s32), %bb.1
; CHECK: bb.2:
; CHECK: $s0 = COPY [[PHI]](s32)
; CHECK: RET_ReallyLR implicit $s0
; Here we're checking that the load is assigned an FPR bank, since it's
; loading from an fp type in the IR.
; CHECK-NEXT: successors: %bb.1(0x80000000)
; CHECK-NEXT: liveins: $w0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr(s32) = COPY $w0
; CHECK-NEXT: [[GV:%[0-9]+]]:gpr(p0) = G_GLOBAL_VALUE @var_fp
; CHECK-NEXT: %fp_load:fpr(s32) = G_LOAD [[GV]](p0) :: (load (s32) from @var_fp)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.1:
; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[PHI:%[0-9]+]]:fpr(s32) = PHI %fp_load(s32), %bb.0, [[PHI]](s32), %bb.1
; CHECK-NEXT: G_BRCOND [[COPY]](s32), %bb.1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.2:
; CHECK-NEXT: $s0 = COPY [[PHI]](s32)
; CHECK-NEXT: RET_ReallyLR implicit $s0
bb.0:
liveins: $w0
successors: %bb.1
Expand All @@ -58,18 +77,22 @@ tracksRegLiveness: true
body: |
; CHECK-LABEL: name: int_load_phi
; CHECK: bb.0:
; CHECK: successors: %bb.1(0x80000000)
; CHECK: liveins: $w0
; CHECK: [[COPY:%[0-9]+]]:gpr(s32) = COPY $w0
; CHECK: [[GV:%[0-9]+]]:gpr(p0) = G_GLOBAL_VALUE @var_fp
; CHECK: %fp_load:gpr(s32) = G_LOAD [[GV]](p0) :: (load (s32) from @var_int)
; CHECK: bb.1:
; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; CHECK: [[PHI:%[0-9]+]]:gpr(s32) = PHI %fp_load(s32), %bb.0, [[PHI]](s32), %bb.1
; CHECK: G_BRCOND [[COPY]](s32), %bb.1
; CHECK: bb.2:
; CHECK: $s0 = COPY [[PHI]](s32)
; CHECK: RET_ReallyLR implicit $s0
; CHECK-NEXT: successors: %bb.1(0x80000000)
; CHECK-NEXT: liveins: $w0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr(s32) = COPY $w0
; CHECK-NEXT: [[GV:%[0-9]+]]:gpr(p0) = G_GLOBAL_VALUE @var_fp
; CHECK-NEXT: %fp_load:gpr(s32) = G_LOAD [[GV]](p0) :: (load (s32) from @var_int)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.1:
; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[PHI:%[0-9]+]]:gpr(s32) = PHI %fp_load(s32), %bb.0, [[PHI]](s32), %bb.1
; CHECK-NEXT: G_BRCOND [[COPY]](s32), %bb.1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.2:
; CHECK-NEXT: $s0 = COPY [[PHI]](s32)
; CHECK-NEXT: RET_ReallyLR implicit $s0
bb.0:
liveins: $w0
successors: %bb.1
Expand All @@ -86,3 +109,249 @@ body: |
$s0 = COPY %2
RET_ReallyLR implicit $s0
...

---
name: array_load_double
legalized: true
regBankSelected: false
tracksRegLiveness: true
body: |
; CHECK-LABEL: name: array_load_double
; CHECK: bb.0:
; CHECK-NEXT: successors: %bb.1(0x80000000)
; CHECK-NEXT: liveins: $w0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr(s32) = COPY $w0
; CHECK-NEXT: [[GV:%[0-9]+]]:gpr(p0) = G_GLOBAL_VALUE @array_double
; CHECK-NEXT: %fp_load:gpr(s64) = G_LOAD [[GV]](p0) :: (dereferenceable load (s64) from @array_double)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.1:
; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[PHI:%[0-9]+]]:gpr(s32) = PHI %fp_load(s64), %bb.0, [[PHI]](s32), %bb.1
; CHECK-NEXT: G_BRCOND [[COPY]](s32), %bb.1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.2:
; CHECK-NEXT: $s0 = COPY [[PHI]](s32)
; CHECK-NEXT: RET_ReallyLR implicit $s0
bb.0:
liveins: $w0
successors: %bb.1
%0:_(s32) = COPY $w0
%1:_(p0) = G_GLOBAL_VALUE @array_double
%fp_load:_(s64) = G_LOAD %1(p0) :: (dereferenceable load (s64) from @array_double)
bb.1:
successors: %bb.1, %bb.2
%2:_(s32) = PHI %fp_load, %bb.0, %2, %bb.1
G_BRCOND %0, %bb.1
bb.2:
$s0 = COPY %2
RET_ReallyLR implicit $s0
...

---
name: struct_array_load_double
legalized: true
regBankSelected: false
tracksRegLiveness: true
body: |
; CHECK-LABEL: name: struct_array_load_double
; CHECK: bb.0:
; CHECK-NEXT: successors: %bb.1(0x80000000)
; CHECK-NEXT: liveins: $w0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr(s32) = COPY $w0
; CHECK-NEXT: [[GV:%[0-9]+]]:gpr(p0) = G_GLOBAL_VALUE @struct_array_double
; CHECK-NEXT: %fp_load:gpr(s64) = G_LOAD [[GV]](p0) :: (dereferenceable load (s64) from @struct_array_double)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.1:
; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[PHI:%[0-9]+]]:gpr(s32) = PHI %fp_load(s64), %bb.0, [[PHI]](s32), %bb.1
; CHECK-NEXT: G_BRCOND [[COPY]](s32), %bb.1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.2:
; CHECK-NEXT: $s0 = COPY [[PHI]](s32)
; CHECK-NEXT: RET_ReallyLR implicit $s0
bb.0:
liveins: $w0
successors: %bb.1
%0:_(s32) = COPY $w0
%1:_(p0) = G_GLOBAL_VALUE @struct_array_double
%fp_load:_(s64) = G_LOAD %1(p0) :: (dereferenceable load (s64) from @struct_array_double)
bb.1:
successors: %bb.1, %bb.2
%2:_(s32) = PHI %fp_load, %bb.0, %2, %bb.1
G_BRCOND %0, %bb.1
bb.2:
$s0 = COPY %2
RET_ReallyLR implicit $s0
...

---
name: struct_struct_array_load_double
legalized: true
regBankSelected: false
tracksRegLiveness: true
body: |
; CHECK-LABEL: name: struct_struct_array_load_double
; CHECK: bb.0:
; CHECK-NEXT: successors: %bb.1(0x80000000)
; CHECK-NEXT: liveins: $w0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr(s32) = COPY $w0
; CHECK-NEXT: [[GV:%[0-9]+]]:gpr(p0) = G_GLOBAL_VALUE @struct_struct_array_double
; CHECK-NEXT: %fp_load:gpr(s64) = G_LOAD [[GV]](p0) :: (dereferenceable load (s64) from @struct_struct_array_double)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.1:
; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[PHI:%[0-9]+]]:gpr(s32) = PHI %fp_load(s64), %bb.0, [[PHI]](s32), %bb.1
; CHECK-NEXT: G_BRCOND [[COPY]](s32), %bb.1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.2:
; CHECK-NEXT: $s0 = COPY [[PHI]](s32)
; CHECK-NEXT: RET_ReallyLR implicit $s0
bb.0:
liveins: $w0
successors: %bb.1
%0:_(s32) = COPY $w0
%1:_(p0) = G_GLOBAL_VALUE @struct_struct_array_double
%fp_load:_(s64) = G_LOAD %1(p0) :: (dereferenceable load (s64) from @struct_struct_array_double)
bb.1:
successors: %bb.1, %bb.2
%2:_(s32) = PHI %fp_load, %bb.0, %2, %bb.1
G_BRCOND %0, %bb.1
bb.2:
$s0 = COPY %2
RET_ReallyLR implicit $s0
...

---
name: array_load_int
legalized: true
regBankSelected: false
tracksRegLiveness: true
body: |
; CHECK-LABEL: name: array_load_int
; CHECK: bb.0:
; CHECK-NEXT: successors: %bb.1(0x80000000)
; CHECK-NEXT: liveins: $w0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr(s32) = COPY $w0
; CHECK-NEXT: [[GV:%[0-9]+]]:gpr(p0) = G_GLOBAL_VALUE @array_int
; CHECK-NEXT: %fp_load:gpr(s64) = G_LOAD [[GV]](p0) :: (dereferenceable load (s64) from @array_int)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.1:
; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[PHI:%[0-9]+]]:gpr(s32) = PHI %fp_load(s64), %bb.0, [[PHI]](s32), %bb.1
; CHECK-NEXT: G_BRCOND [[COPY]](s32), %bb.1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.2:
; CHECK-NEXT: $s0 = COPY [[PHI]](s32)
; CHECK-NEXT: RET_ReallyLR implicit $s0
bb.0:
liveins: $w0
successors: %bb.1
%0:_(s32) = COPY $w0
%1:_(p0) = G_GLOBAL_VALUE @array_int
%fp_load:_(s64) = G_LOAD %1(p0) :: (dereferenceable load (s64) from @array_int)
bb.1:
successors: %bb.1, %bb.2
%2:_(s32) = PHI %fp_load, %bb.0, %2, %bb.1
G_BRCOND %0, %bb.1
bb.2:
$s0 = COPY %2
RET_ReallyLR implicit $s0
...

---
name: struct_array_load_int
legalized: true
regBankSelected: false
tracksRegLiveness: true
body: |
; CHECK-LABEL: name: struct_array_load_int
; CHECK: bb.0:
; CHECK-NEXT: successors: %bb.1(0x80000000)
; CHECK-NEXT: liveins: $w0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr(s32) = COPY $w0
; CHECK-NEXT: [[GV:%[0-9]+]]:gpr(p0) = G_GLOBAL_VALUE @struct_array_int
; CHECK-NEXT: %fp_load:gpr(s64) = G_LOAD [[GV]](p0) :: (dereferenceable load (s64) from @struct_array_int)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.1:
; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[PHI:%[0-9]+]]:gpr(s32) = PHI %fp_load(s64), %bb.0, [[PHI]](s32), %bb.1
; CHECK-NEXT: G_BRCOND [[COPY]](s32), %bb.1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.2:
; CHECK-NEXT: $s0 = COPY [[PHI]](s32)
; CHECK-NEXT: RET_ReallyLR implicit $s0
bb.0:
liveins: $w0
successors: %bb.1
%0:_(s32) = COPY $w0
%1:_(p0) = G_GLOBAL_VALUE @struct_array_int
%fp_load:_(s64) = G_LOAD %1(p0) :: (dereferenceable load (s64) from @struct_array_int)
bb.1:
successors: %bb.1, %bb.2
%2:_(s32) = PHI %fp_load, %bb.0, %2, %bb.1
G_BRCOND %0, %bb.1
bb.2:
$s0 = COPY %2
RET_ReallyLR implicit $s0
...

---
name: struct_struct_array_load_int
legalized: true
regBankSelected: false
tracksRegLiveness: true
body: |
; CHECK-LABEL: name: struct_struct_array_load_int
; CHECK: bb.0:
; CHECK-NEXT: successors: %bb.1(0x80000000)
; CHECK-NEXT: liveins: $w0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr(s32) = COPY $w0
; CHECK-NEXT: [[GV:%[0-9]+]]:gpr(p0) = G_GLOBAL_VALUE @struct_struct_array_int
; CHECK-NEXT: %fp_load:gpr(s64) = G_LOAD [[GV]](p0) :: (dereferenceable load (s64) from @struct_struct_array_int)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.1:
; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000)
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: [[PHI:%[0-9]+]]:gpr(s32) = PHI %fp_load(s64), %bb.0, [[PHI]](s32), %bb.1
; CHECK-NEXT: G_BRCOND [[COPY]](s32), %bb.1
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: bb.2:
; CHECK-NEXT: $s0 = COPY [[PHI]](s32)
; CHECK-NEXT: RET_ReallyLR implicit $s0
bb.0:
liveins: $w0
successors: %bb.1
%0:_(s32) = COPY $w0
%1:_(p0) = G_GLOBAL_VALUE @struct_struct_array_int
%fp_load:_(s64) = G_LOAD %1(p0) :: (dereferenceable load (s64) from @struct_struct_array_int)
bb.1:
successors: %bb.1, %bb.2
%2:_(s32) = PHI %fp_load, %bb.0, %2, %bb.1
G_BRCOND %0, %bb.1
bb.2:
$s0 = COPY %2
RET_ReallyLR implicit $s0
...

0 comments on commit 32532c2

Please sign in to comment.