30 lines
1.1 KiB
LLVM
30 lines
1.1 KiB
LLVM
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; Test that the scale (-memprof-mapping-scale) and granularity (-memprof-mapping-granularity) command-line options work as expected
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;
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; RUN: opt < %s -memprof -memprof-module -memprof-mapping-granularity 32 -S | FileCheck --check-prefix=CHECK-GRAN %s
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; RUN: opt < %s -memprof -memprof-module -memprof-mapping-scale 1 -S | FileCheck --check-prefix=CHECK-SCALE %s
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; RUN: opt < %s -memprof -memprof-module -memprof-mapping-granularity 16 -memprof-mapping-scale 0 -S | FileCheck --check-prefix=CHECK-BOTH %s
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target triple = "x86_64-unknown-linux-gnu"
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define i32 @read(i32* %a) {
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entry:
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%tmp1 = load i32, i32* %a, align 4
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ret i32 %tmp1
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}
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; CHECK-GRAN-LABEL: @read
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; CHECK-GRAN-NOT: ret
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; CHECK-GRAN: and {{.*}} -32
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; CHECK-GRAN-NEXT: lshr {{.*}} 3
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; CHECK-GRAN: ret
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; CHECK-SCALE-LABEL: @read
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; CHECK-SCALE-NOT: ret
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; CHECK-SCALE: and {{.*}} -64
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; CHECK-SCALE-NEXT: lshr {{.*}} 1
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; CHECK-SCALE: ret
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; CHECK-BOTH-LABEL: @read
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; CHECK-BOTH-NOT: ret
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; CHECK-BOTH: and {{.*}} -16
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; CHECK-BOTH-NEXT: lshr {{.*}} 0
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; CHECK-BOTH: ret
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