mirror of
https://github.com/carbon-language/carbon-lang.git
synced 2026-10-03 22:02:51 +01:00
Richard Smith
29c294880d
Rather than producing multiple constants with the same value, fold all instances of a given constant to the same constant instruction. A future PR will use this to replace the current type canonicalization system.
61 lines
2.3 KiB
Plaintext
61 lines
2.3 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() -> bool { return true; }
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fn G() -> bool { return true; }
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fn And() -> bool {
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return F() and G();
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}
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// CHECK:STDOUT: --- and.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %.1: bool = bool_literal true [template]
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// CHECK:STDOUT: %.2: bool = bool_literal false [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, .G = %G, .And = %And} [template]
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// CHECK:STDOUT: %F: <function> = fn_decl @F [template]
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// CHECK:STDOUT: %G: <function> = fn_decl @G [template]
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// CHECK:STDOUT: %And: <function> = fn_decl @And [template]
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: fn @F() -> bool {
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// CHECK:STDOUT: !entry:
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// CHECK:STDOUT: %.loc7: bool = bool_literal true [template = constants.%.1]
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// CHECK:STDOUT: return %.loc7
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: fn @G() -> bool {
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// CHECK:STDOUT: !entry:
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// CHECK:STDOUT: %.loc8: bool = bool_literal true [template = constants.%.1]
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// CHECK:STDOUT: return %.loc8
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: fn @And() -> bool {
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// CHECK:STDOUT: !entry:
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// CHECK:STDOUT: %F.ref: <function> = name_ref F, file.%F [template = file.%F]
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// CHECK:STDOUT: %.loc11_11.1: init bool = call %F.ref()
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// CHECK:STDOUT: %.loc11_14.1: bool = value_of_initializer %.loc11_11.1
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// CHECK:STDOUT: %.loc11_11.2: bool = converted %.loc11_11.1, %.loc11_14.1
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// CHECK:STDOUT: %.loc11_14.2: bool = bool_literal false [template = constants.%.2]
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// CHECK:STDOUT: if %.loc11_11.2 br !and.rhs else br !and.result(%.loc11_14.2)
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// CHECK:STDOUT:
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// CHECK:STDOUT: !and.rhs:
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// CHECK:STDOUT: %G.ref: <function> = name_ref G, file.%G [template = file.%G]
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// CHECK:STDOUT: %.loc11_19.1: init bool = call %G.ref()
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// CHECK:STDOUT: %.loc11_14.3: bool = value_of_initializer %.loc11_19.1
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// CHECK:STDOUT: %.loc11_19.2: bool = converted %.loc11_19.1, %.loc11_14.3
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// CHECK:STDOUT: br !and.result(%.loc11_19.2)
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// CHECK:STDOUT:
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// CHECK:STDOUT: !and.result:
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// CHECK:STDOUT: %.loc11_14.4: bool = block_arg !and.result
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// CHECK:STDOUT: return %.loc11_14.4
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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