mirror of
https://github.com/carbon-language/carbon-lang.git
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Richard SmithandChandler Carruth
a3154356f0
This is accomplished by tracking an extra bit on the ID we store in the constant values table, and propagating that from subexpressions to the enclosing expression. This extra bit is not yet computed correctly for types; that will be addressed in later PRs. --------- Co-authored-by: Chandler Carruth <chandlerc@gmail.com>
44 lines
1.5 KiB
Plaintext
44 lines
1.5 KiB
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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fn F() -> i32 {
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var n: i32 = 0;
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var p: i32* = &n;
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return *p;
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}
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// CHECK:STDOUT: --- basic.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %.loc8: i32 = int_literal 0 [template]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: file {
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// CHECK:STDOUT: package: <namespace> = namespace package, {.F = %F}
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// CHECK:STDOUT: %F: <function> = fn_decl @F [template]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: fn @F() -> i32 {
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// CHECK:STDOUT: !entry:
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// CHECK:STDOUT: %n.var: ref i32 = var n
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// CHECK:STDOUT: %n: ref i32 = bind_name n, %n.var
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// CHECK:STDOUT: %.loc8: i32 = int_literal 0 [template = constants.%.loc8]
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// CHECK:STDOUT: assign %n.var, %.loc8
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// CHECK:STDOUT: %.loc9_13: type = ptr_type i32 [template]
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// CHECK:STDOUT: %p.var: ref i32* = var p
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// CHECK:STDOUT: %p: ref i32* = bind_name p, %p.var
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// CHECK:STDOUT: %n.ref: ref i32 = name_ref n, %n
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// CHECK:STDOUT: %.loc9_17: i32* = addr_of %n.ref
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// CHECK:STDOUT: assign %p.var, %.loc9_17
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// CHECK:STDOUT: %p.ref: ref i32* = name_ref p, %p
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// CHECK:STDOUT: %.loc11_11: i32* = bind_value %p.ref
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// CHECK:STDOUT: %.loc11_10.1: ref i32 = deref %.loc11_11
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// CHECK:STDOUT: %.loc11_10.2: i32 = bind_value %.loc11_10.1
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// CHECK:STDOUT: return %.loc11_10.2
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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