27 lines
845 B
LLVM
27 lines
845 B
LLVM
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; RUN: llc < %s -mtriple=arm64-apple-darwin | FileCheck %s
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; RUN: llc < %s -mtriple=arm64-apple-darwin -mattr=+strict-align | FileCheck %s --check-prefix=CHECK-STRICT
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; RUN: llc < %s -mtriple=arm64-apple-darwin -mattr=+strict-align -fast-isel | FileCheck %s --check-prefix=CHECK-STRICT
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define i32 @f0(i32* nocapture %p) nounwind {
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; CHECK-STRICT: ldrh [[HIGH:w[0-9]+]], [x0, #2]
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; CHECK-STRICT: ldrh [[LOW:w[0-9]+]], [x0]
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; CHECK-STRICT: bfi [[LOW]], [[HIGH]], #16, #16
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; CHECK-STRICT: ret
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; CHECK: ldr w0, [x0]
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; CHECK: ret
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%tmp = load i32, i32* %p, align 2
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ret i32 %tmp
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}
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define i64 @f1(i64* nocapture %p) nounwind {
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; CHECK-STRICT: ldp w[[LOW:[0-9]+]], w[[HIGH:[0-9]+]], [x0]
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; CHECK-STRICT: bfi x[[LOW]], x[[HIGH]], #32, #32
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; CHECK-STRICT: ret
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; CHECK: ldr x0, [x0]
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; CHECK: ret
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%tmp = load i64, i64* %p, align 4
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ret i64 %tmp
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}
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