34 lines
1.5 KiB
LLVM
34 lines
1.5 KiB
LLVM
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; RUN: llc -mtriple=aarch64-windows -verify-machineinstrs %s -o - \
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; RUN: | FileCheck -check-prefix CHECK-DEFAULT-CODE-MODEL %s
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; RUN: llc < %s -mtriple=aarch64-windows -stop-after=prologepilog \
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; RUN: | FileCheck -check-prefix CHECK-REGSTATE %s
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; RUN: llc -mtriple=aarch64-windows -verify-machineinstrs -code-model=large %s -o - \
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; RUN: | FileCheck -check-prefix CHECK-LARGE-CODE-MODEL %s
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; RUN: llc < %s -mtriple=aarch64-windows -stop-after=prologepilog -code-model=large \
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; RUN: | FileCheck -check-prefix CHECK-REGSTATE-LARGE %s
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define void @check_watermark() {
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entry:
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%buffer = alloca [4096 x i8], align 1
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ret void
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}
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; CHECK-DEFAULT-CODE-MODEL: check_watermark:
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; CHECK-DEFAULT-CODE-MODEL-DAG: stp x29, x30, [sp
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; CHECK-DEFAULT-CODE-MODEL-DAG: mov x15, #256
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; CHECK-DEFAULT-CODE-MODEL: bl __chkstk
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; CHECK-DEFAULT-CODE-MODEL: sub sp, sp, x15, lsl #4
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; CHECK-REGSTATE: frame-setup BL &__chkstk, implicit-def $lr, implicit $sp, implicit $x15, implicit-def dead $x16, implicit-def dead $x17, implicit-def dead $nzcv
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; CHECK-LARGE-CODE-MODEL: check_watermark:
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; CHECK-LARGE-CODE-MODEL-DAG: stp x29, x30, [sp
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; CHECK-LARGE-CODE-MODEL-DAG: mov x15, #256
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; CHECK-LARGE-CODE-MODEL-DAG: adrp x16, __chkstk
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; CHECK-LARGE-CODE-MODEL-DAG: add x16, x16, __chkstk
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; CHECK-LARGE-CODE-MODEL: blr x16
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; CHECK-LARGE-CODE-MODEL: sub sp, sp, x15, lsl #4
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; CHECK-REGSTATE-LARGE: frame-setup BLR killed $x16, implicit-def $lr, implicit $sp, implicit-def $x15, implicit-def dead $x16, implicit-def dead $x17, implicit-def dead $nzcv
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