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https://github.com/carbon-language/carbon-lang.git
synced 2026-09-27 22:02:33 +01:00
Richard Smith
428d11323a
If the initializing representation is the same as the value representation, don't materialize a temporary and perform a value binding. Instead, directly extract the value, using a new `value_of_initializer` node. This removes a lot of redundant `alloca`s from our generated LLVM IR.
31 lines
779 B
Plaintext
31 lines
779 B
Plaintext
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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// AUTOUPDATE
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class C {
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var a: i32;
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fn Get[self: C]() -> i32;
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fn Set[addr self: C*](n: i32);
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}
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fn F(p: C*) {
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let n: i32 = (*p).Get();
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(*p).Set(n);
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}
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// CHECK:STDOUT: ; ModuleID = 'method.carbon'
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// CHECK:STDOUT: source_filename = "method.carbon"
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// CHECK:STDOUT:
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// CHECK:STDOUT: declare i32 @Get(ptr)
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// CHECK:STDOUT:
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// CHECK:STDOUT: declare void @Set(ptr, i32)
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// CHECK:STDOUT:
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// CHECK:STDOUT: define void @F(ptr %p) {
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// CHECK:STDOUT: %Get = call i32 @Get(ptr %p)
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// CHECK:STDOUT: call void @Set(ptr %p, i32 %Get)
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// CHECK:STDOUT: ret void
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// CHECK:STDOUT: }
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