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# RUN: llc -march=hexagon -run-pass hexagon-cext-opt %s -o - | FileCheck %s
# Skip fixed stack indices in hexagon-cext. The reason is that they cannot
# be stored as indices (stackSlot2Index) together with registers and
# non-fixed stack slots.
# Check that this doesn't crash.
# CHECK: L2_loadrb_io %fixed-stack.0, 1496
--- |
target triple = "hexagon"
%s.0 = type { %s.1, i32, i8, i8, i8, i8, i8, i64, %s.2, %s.5, i8 }
%s.1 = type { i8, i8, i8, i8 }
%s.2 = type { %s.3 }
%s.3 = type { i8, i8, %s.4, i32, i8 }
%s.4 = type { [3 x i8] }
%s.5 = type { i32, i32, [10 x %s.6], %s.9 }
%s.6 = type { %s.7, i8, i32, i8, %s.7 }
%s.7 = type { %s.8 }
%s.8 = type { i64, i64, i64, i64, i64, i64, i64, i64 }
%s.9 = type { i8, i8 }
; Function Attrs: nounwind optsize
define dso_local void @f0(%s.0* byval(%s.0) nocapture readonly align 8 %a0) local_unnamed_addr #0 {
b0:
%v0 = getelementptr inbounds %s.0, %s.0* %a0, i32 0, i32 10
%v1 = load i8, i8* %v0, align 8
%v2 = tail call i8* @f1(i8 signext %v1) #0
unreachable
}
; Function Attrs: nounwind optsize
declare dso_local i8* @f1(i8 signext) local_unnamed_addr #0
attributes #0 = { nounwind optsize "target-cpu"="hexagonv65" }
...
name: f0
tracksRegLiveness: true
fixedStack:
- { id: 0, offset: 0, size: 1504, alignment: 8, isImmutable: true, isAliased: false }
body: |
bb.0:
%0:intregs = L2_loadrb_io %fixed-stack.0, 1496
ADJCALLSTACKDOWN 0, 0, implicit-def $r29, implicit-def dead $r30, implicit $r31, implicit $r30, implicit $r29
$r0 = COPY %0:intregs
PS_call_nr @f1, implicit $r0, implicit-def $r29, implicit-def $r0
ADJCALLSTACKUP 0, 0, implicit-def dead $r29, implicit-def dead $r30, implicit-def dead $r31, implicit $r29
...
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