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bolt/deps/llvm-18.1.8/llvm/test/CodeGen/AArch64/sve-ldstnt1.mir
Sam Vervaeck 174b6f4d4e
Embed LLVM 18.1.8
2025-02-14 19:21:04 +01:00

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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve -run-pass=prologepilog -simplify-mir -verify-machineinstrs %s -o - | FileCheck %s
#
# Test that prologepilog works for each of the LDNT1/STNT1 instructions for stack-based objects.
#
--- |
define void @testcase_positive_offset() uwtable {
%dummy = alloca <vscale x 2 x i64>, align 8
%object = alloca <vscale x 2 x i64>, align 8
; Reads from %object at offset 7 * readsize
ret void
}
define void @testcase_negative_offset() uwtable {
%dummy = alloca <vscale x 2 x i64>, align 8
%object = alloca <vscale x 2 x i64>, align 8
; Reads from %object at offset -8 * readsize
ret void
}
define void @testcase_positive_offset_out_of_range() uwtable {
%dummy = alloca <vscale x 2 x i64>, align 8
%object = alloca <vscale x 2 x i64>, align 8
; Reads from %object at offset 8 * readsize
ret void
}
define void @testcase_negative_offset_out_of_range() uwtable {
%dummy = alloca <vscale x 2 x i64>, align 8
%object = alloca <vscale x 2 x i64>, align 8
; Reads from %object at offset -9 * readsize
ret void
}
...
---
name: testcase_positive_offset
tracksRegLiveness: true
stack:
- { id: 0, name: dummy, type: default, offset: 0, size: 32, alignment: 16, stack-id: scalable-vector }
- { id: 1, name: object, type: default, offset: 0, size: 32, alignment: 16, stack-id: scalable-vector }
body: |
bb.0 (%ir-block.0):
liveins: $p0
; CHECK-LABEL: name: testcase_positive_offset
; CHECK: liveins: $p0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: early-clobber $sp = frame-setup STRXpre killed $fp, $sp, -16 :: (store (s64) into %stack.2)
; CHECK-NEXT: frame-setup CFI_INSTRUCTION def_cfa_offset 16
; CHECK-NEXT: frame-setup CFI_INSTRUCTION offset $w29, -16
; CHECK-NEXT: $sp = frame-setup ADDVL_XXI $sp, -4
; CHECK-NEXT: frame-setup CFI_INSTRUCTION escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x20, 0x92, 0x2e, 0x00, 0x1e, 0x22
; CHECK-NEXT: renamable $z0 = LDNT1B_ZRI renamable $p0, $sp, 7 :: (load (s8) from %ir.object, align 2)
; CHECK-NEXT: renamable $z0 = LDNT1H_ZRI renamable $p0, $sp, 7 :: (load (s16) from %ir.object)
; CHECK-NEXT: renamable $z0 = LDNT1W_ZRI renamable $p0, $sp, 7 :: (load (s32) from %ir.object, align 8)
; CHECK-NEXT: renamable $z0 = LDNT1D_ZRI renamable $p0, $sp, 7 :: (load (s64) from %ir.object)
; CHECK-NEXT: STNT1B_ZRI renamable $z0, renamable $p0, $sp, 7 :: (store (s8) into %ir.object, align 8)
; CHECK-NEXT: STNT1H_ZRI renamable $z0, renamable $p0, $sp, 7 :: (store (s16) into %ir.object, align 8)
; CHECK-NEXT: STNT1W_ZRI renamable $z0, renamable $p0, $sp, 7 :: (store (s32) into %ir.object, align 8)
; CHECK-NEXT: STNT1D_ZRI renamable $z0, renamable $p0, $sp, 7 :: (store (s64) into %ir.object)
; CHECK-NEXT: $sp = frame-destroy ADDVL_XXI $sp, 4
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION def_cfa $wsp, 16
; CHECK-NEXT: early-clobber $sp, $fp = frame-destroy LDRXpost $sp, 16 :: (load (s64) from %stack.2)
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION def_cfa_offset 0
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION restore $w29
; CHECK-NEXT: RET_ReallyLR implicit $z0
renamable $z0 = LDNT1B_ZRI renamable $p0, %stack.1.object, 7 :: (load 1 from %ir.object, align 2)
renamable $z0 = LDNT1H_ZRI renamable $p0, %stack.1.object, 7 :: (load 2 from %ir.object, align 2)
renamable $z0 = LDNT1W_ZRI renamable $p0, %stack.1.object, 7 :: (load 4 from %ir.object, align 8)
renamable $z0 = LDNT1D_ZRI renamable $p0, %stack.1.object, 7 :: (load 8 from %ir.object, align 8)
STNT1B_ZRI renamable $z0, renamable $p0, %stack.1.object, 7 :: (store 1 into %ir.object, align 8)
STNT1H_ZRI renamable $z0, renamable $p0, %stack.1.object, 7 :: (store 2 into %ir.object, align 8)
STNT1W_ZRI renamable $z0, renamable $p0, %stack.1.object, 7 :: (store 4 into %ir.object, align 8)
STNT1D_ZRI renamable $z0, renamable $p0, %stack.1.object, 7 :: (store 8 into %ir.object, align 8)
RET_ReallyLR implicit $z0
...
---
name: testcase_negative_offset
tracksRegLiveness: true
stack:
- { id: 0, name: dummy, type: default, offset: 0, size: 32, alignment: 16, stack-id: scalable-vector }
- { id: 1, name: object, type: default, offset: 0, size: 32, alignment: 16, stack-id: scalable-vector }
body: |
bb.0 (%ir-block.0):
liveins: $p0
; CHECK-LABEL: name: testcase_negative_offset
; CHECK: liveins: $p0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: early-clobber $sp = frame-setup STRXpre killed $fp, $sp, -16 :: (store (s64) into %stack.2)
; CHECK-NEXT: frame-setup CFI_INSTRUCTION def_cfa_offset 16
; CHECK-NEXT: frame-setup CFI_INSTRUCTION offset $w29, -16
; CHECK-NEXT: $sp = frame-setup ADDVL_XXI $sp, -4
; CHECK-NEXT: frame-setup CFI_INSTRUCTION escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x20, 0x92, 0x2e, 0x00, 0x1e, 0x22
; CHECK-NEXT: renamable $z0 = LDNT1B_ZRI renamable $p0, $sp, -8 :: (load (s8) from %ir.object, align 2)
; CHECK-NEXT: renamable $z0 = LDNT1H_ZRI renamable $p0, $sp, -8 :: (load (s16) from %ir.object)
; CHECK-NEXT: renamable $z0 = LDNT1W_ZRI renamable $p0, $sp, -8 :: (load (s32) from %ir.object)
; CHECK-NEXT: renamable $z0 = LDNT1D_ZRI renamable $p0, $sp, -8 :: (load (s64) from %ir.object)
; CHECK-NEXT: STNT1B_ZRI renamable $z0, renamable $p0, $sp, -8 :: (store (s8) into %ir.object, align 8)
; CHECK-NEXT: STNT1H_ZRI renamable $z0, renamable $p0, $sp, -8 :: (store (s16) into %ir.object, align 8)
; CHECK-NEXT: STNT1W_ZRI renamable $z0, renamable $p0, $sp, -8 :: (store (s32) into %ir.object, align 8)
; CHECK-NEXT: STNT1D_ZRI renamable $z0, renamable $p0, $sp, -8 :: (store (s64) into %ir.object)
; CHECK-NEXT: $sp = frame-destroy ADDVL_XXI $sp, 4
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION def_cfa $wsp, 16
; CHECK-NEXT: early-clobber $sp, $fp = frame-destroy LDRXpost $sp, 16 :: (load (s64) from %stack.2)
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION def_cfa_offset 0
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION restore $w29
; CHECK-NEXT: RET_ReallyLR implicit $z0
renamable $z0 = LDNT1B_ZRI renamable $p0, %stack.1.object, -8 :: (load 1 from %ir.object, align 2)
renamable $z0 = LDNT1H_ZRI renamable $p0, %stack.1.object, -8 :: (load 2 from %ir.object, align 2)
renamable $z0 = LDNT1W_ZRI renamable $p0, %stack.1.object, -8 :: (load 4 from %ir.object, align 4)
renamable $z0 = LDNT1D_ZRI renamable $p0, %stack.1.object, -8 :: (load 8 from %ir.object, align 8)
STNT1B_ZRI renamable $z0, renamable $p0, %stack.1.object, -8 :: (store 1 into %ir.object, align 8)
STNT1H_ZRI renamable $z0, renamable $p0, %stack.1.object, -8 :: (store 2 into %ir.object, align 8)
STNT1W_ZRI renamable $z0, renamable $p0, %stack.1.object, -8 :: (store 4 into %ir.object, align 8)
STNT1D_ZRI renamable $z0, renamable $p0, %stack.1.object, -8 :: (store 8 into %ir.object, align 8)
RET_ReallyLR implicit $z0
...
---
name: testcase_positive_offset_out_of_range
tracksRegLiveness: true
stack:
- { id: 0, name: dummy, type: default, offset: 0, size: 32, alignment: 16, stack-id: scalable-vector }
- { id: 1, name: object, type: default, offset: 0, size: 32, alignment: 16, stack-id: scalable-vector }
body: |
bb.0 (%ir-block.0):
liveins: $p0
; CHECK-LABEL: name: testcase_positive_offset_out_of_range
; CHECK: liveins: $p0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: early-clobber $sp = frame-setup STRXpre killed $fp, $sp, -16 :: (store (s64) into %stack.2)
; CHECK-NEXT: frame-setup CFI_INSTRUCTION def_cfa_offset 16
; CHECK-NEXT: frame-setup CFI_INSTRUCTION offset $w29, -16
; CHECK-NEXT: $sp = frame-setup ADDVL_XXI $sp, -4
; CHECK-NEXT: frame-setup CFI_INSTRUCTION escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x20, 0x92, 0x2e, 0x00, 0x1e, 0x22
; CHECK-NEXT: $x8 = ADDVL_XXI $sp, 1
; CHECK-NEXT: renamable $z0 = LDNT1B_ZRI renamable $p0, killed $x8, 7 :: (load (s8) from %ir.object, align 2)
; CHECK-NEXT: $x8 = ADDVL_XXI $sp, 1
; CHECK-NEXT: renamable $z0 = LDNT1H_ZRI renamable $p0, killed $x8, 7 :: (load (s16) from %ir.object)
; CHECK-NEXT: $x8 = ADDVL_XXI $sp, 1
; CHECK-NEXT: renamable $z0 = LDNT1W_ZRI renamable $p0, killed $x8, 7 :: (load (s32) from %ir.object)
; CHECK-NEXT: $x8 = ADDVL_XXI $sp, 1
; CHECK-NEXT: renamable $z0 = LDNT1D_ZRI renamable $p0, killed $x8, 7 :: (load (s64) from %ir.object)
; CHECK-NEXT: $x8 = ADDVL_XXI $sp, 1
; CHECK-NEXT: STNT1B_ZRI renamable $z0, renamable $p0, killed $x8, 7 :: (store (s8) into %ir.object, align 8)
; CHECK-NEXT: $x8 = ADDVL_XXI $sp, 1
; CHECK-NEXT: STNT1H_ZRI renamable $z0, renamable $p0, killed $x8, 7 :: (store (s16) into %ir.object, align 8)
; CHECK-NEXT: $x8 = ADDVL_XXI $sp, 1
; CHECK-NEXT: STNT1W_ZRI renamable $z0, renamable $p0, killed $x8, 7 :: (store (s32) into %ir.object, align 8)
; CHECK-NEXT: $x8 = ADDVL_XXI $sp, 1
; CHECK-NEXT: STNT1D_ZRI renamable $z0, renamable $p0, killed $x8, 7 :: (store (s64) into %ir.object)
; CHECK-NEXT: $sp = frame-destroy ADDVL_XXI $sp, 4
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION def_cfa $wsp, 16
; CHECK-NEXT: early-clobber $sp, $fp = frame-destroy LDRXpost $sp, 16 :: (load (s64) from %stack.2)
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION def_cfa_offset 0
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION restore $w29
; CHECK-NEXT: RET_ReallyLR implicit $z0
renamable $z0 = LDNT1B_ZRI renamable $p0, %stack.1.object, 8 :: (load 1 from %ir.object, align 2)
renamable $z0 = LDNT1H_ZRI renamable $p0, %stack.1.object, 8 :: (load 2 from %ir.object, align 2)
renamable $z0 = LDNT1W_ZRI renamable $p0, %stack.1.object, 8 :: (load 4 from %ir.object, align 4)
renamable $z0 = LDNT1D_ZRI renamable $p0, %stack.1.object, 8 :: (load 8 from %ir.object, align 8)
STNT1B_ZRI renamable $z0, renamable $p0, %stack.1.object, 8 :: (store 1 into %ir.object, align 8)
STNT1H_ZRI renamable $z0, renamable $p0, %stack.1.object, 8 :: (store 2 into %ir.object, align 8)
STNT1W_ZRI renamable $z0, renamable $p0, %stack.1.object, 8 :: (store 4 into %ir.object, align 8)
STNT1D_ZRI renamable $z0, renamable $p0, %stack.1.object, 8 :: (store 8 into %ir.object, align 8)
RET_ReallyLR implicit $z0
...
---
name: testcase_negative_offset_out_of_range
tracksRegLiveness: true
stack:
- { id: 0, name: dummy, type: default, offset: 0, size: 32, alignment: 16, stack-id: scalable-vector }
- { id: 1, name: object, type: default, offset: 0, size: 32, alignment: 16, stack-id: scalable-vector }
body: |
bb.0 (%ir-block.0):
liveins: $p0
; CHECK-LABEL: name: testcase_negative_offset_out_of_range
; CHECK: liveins: $p0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: early-clobber $sp = frame-setup STRXpre killed $fp, $sp, -16 :: (store (s64) into %stack.2)
; CHECK-NEXT: frame-setup CFI_INSTRUCTION def_cfa_offset 16
; CHECK-NEXT: frame-setup CFI_INSTRUCTION offset $w29, -16
; CHECK-NEXT: $sp = frame-setup ADDVL_XXI $sp, -4
; CHECK-NEXT: frame-setup CFI_INSTRUCTION escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x20, 0x92, 0x2e, 0x00, 0x1e, 0x22
; CHECK-NEXT: $x8 = ADDVL_XXI $sp, -1
; CHECK-NEXT: renamable $z0 = LDNT1B_ZRI renamable $p0, killed $x8, -8 :: (load (s8) from %ir.object, align 2)
; CHECK-NEXT: $x8 = ADDVL_XXI $sp, -1
; CHECK-NEXT: renamable $z0 = LDNT1H_ZRI renamable $p0, killed $x8, -8 :: (load (s16) from %ir.object)
; CHECK-NEXT: $x8 = ADDVL_XXI $sp, -1
; CHECK-NEXT: renamable $z0 = LDNT1W_ZRI renamable $p0, killed $x8, -8 :: (load (s32) from %ir.object)
; CHECK-NEXT: $x8 = ADDVL_XXI $sp, -1
; CHECK-NEXT: renamable $z0 = LDNT1D_ZRI renamable $p0, killed $x8, -8 :: (load (s64) from %ir.object)
; CHECK-NEXT: $x8 = ADDVL_XXI $sp, -1
; CHECK-NEXT: STNT1B_ZRI renamable $z0, renamable $p0, killed $x8, -8 :: (store (s8) into %ir.object, align 8)
; CHECK-NEXT: $x8 = ADDVL_XXI $sp, -1
; CHECK-NEXT: STNT1H_ZRI renamable $z0, renamable $p0, killed $x8, -8 :: (store (s16) into %ir.object, align 8)
; CHECK-NEXT: $x8 = ADDVL_XXI $sp, -1
; CHECK-NEXT: STNT1W_ZRI renamable $z0, renamable $p0, killed $x8, -8 :: (store (s32) into %ir.object, align 8)
; CHECK-NEXT: $x8 = ADDVL_XXI $sp, -1
; CHECK-NEXT: STNT1D_ZRI renamable $z0, renamable $p0, killed $x8, -8 :: (store (s64) into %ir.object)
; CHECK-NEXT: $sp = frame-destroy ADDVL_XXI $sp, 4
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION def_cfa $wsp, 16
; CHECK-NEXT: early-clobber $sp, $fp = frame-destroy LDRXpost $sp, 16 :: (load (s64) from %stack.2)
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION def_cfa_offset 0
; CHECK-NEXT: frame-destroy CFI_INSTRUCTION restore $w29
; CHECK-NEXT: RET_ReallyLR implicit $z0
renamable $z0 = LDNT1B_ZRI renamable $p0, %stack.1.object, -9 :: (load 1 from %ir.object, align 2)
renamable $z0 = LDNT1H_ZRI renamable $p0, %stack.1.object, -9 :: (load 2 from %ir.object, align 2)
renamable $z0 = LDNT1W_ZRI renamable $p0, %stack.1.object, -9 :: (load 4 from %ir.object, align 4)
renamable $z0 = LDNT1D_ZRI renamable $p0, %stack.1.object, -9 :: (load 8 from %ir.object, align 8)
STNT1B_ZRI renamable $z0, renamable $p0, %stack.1.object, -9 :: (store 1 into %ir.object, align 8)
STNT1H_ZRI renamable $z0, renamable $p0, %stack.1.object, -9 :: (store 2 into %ir.object, align 8)
STNT1W_ZRI renamable $z0, renamable $p0, %stack.1.object, -9 :: (store 4 into %ir.object, align 8)
STNT1D_ZRI renamable $z0, renamable $p0, %stack.1.object, -9 :: (store 8 into %ir.object, align 8)
RET_ReallyLR implicit $z0
...
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