58 lines
1.6 KiB
LLVM
58 lines
1.6 KiB
LLVM
; RUN: llc -mtriple=riscv64 -verify-machineinstrs < %s | FileCheck %s --check-prefixes=CHECK,NOC
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; RUN: llc -mtriple=riscv64 -mattr=+c -verify-machineinstrs < %s | FileCheck %s --check-prefixes=CHECK,C
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;; The alignment is at least 4 to avoid unaligned type hash loads when this
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;; instrumented function is indirectly called.
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; CHECK-LABEL: .globl f1
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; CHECK: .p2align 2
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; CHECK-NOT: nop
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; CHECK: .word 12345678
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; CHECK-LABEL: f1:
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define void @f1(ptr noundef %x) !kcfi_type !1 {
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; CHECK: lw t1, -4(a0)
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call void %x() [ "kcfi"(i32 12345678) ]
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ret void
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}
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; CHECK-LABEL: .globl f2
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; NOC: .p2align 2
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; C: .p2align 1
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; CHECK-NOT: .word
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; CHECK-NOT: nop
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; CHECK-LABEL: f2:
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define void @f2(ptr noundef %x) {
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; CHECK: lw t1, -4(a0)
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call void %x() [ "kcfi"(i32 12345678) ]
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ret void
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}
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; CHECK-LABEL: .globl f3
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; CHECK: .p2align 2
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; CHECK: .word 12345678
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; CHECK-COUNT-11: nop
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; CHECK-LABEL: f3:
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define void @f3(ptr noundef %x) #0 !kcfi_type !1 {
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; NOC: lw t1, -48(a0)
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; C: lw t1, -26(a0)
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call void %x() [ "kcfi"(i32 12345678) ]
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ret void
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}
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; CHECK-LABEL: .globl f4
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; NOC: .p2align 2
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; C: .p2align 1
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; CHECK-NOT: .word
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; CHECK-COUNT-11: nop
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; CHECK-LABEL: f4:
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define void @f4(ptr noundef %x) #0 {
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; NOC: lw t1, -48(a0)
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; C: lw t1, -26(a0)
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call void %x() [ "kcfi"(i32 12345678) ]
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ret void
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}
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attributes #0 = { "patchable-function-prefix"="11" }
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!llvm.module.flags = !{!0}
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!0 = !{i32 4, !"kcfi", i32 1}
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!1 = !{i32 12345678}
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