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https://github.com/carbon-language/carbon-lang.git
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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.
83 lines
5.3 KiB
Plaintext
83 lines
5.3 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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var a: [i32; 9] = (1, 2, 3, 4, 5, 6, 7, 8, 9);
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// CHECK:STDOUT: --- nine_elements.carbon
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// CHECK:STDOUT:
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// CHECK:STDOUT: constants {
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// CHECK:STDOUT: %.1: i32 = int_literal 9 [template]
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// CHECK:STDOUT: %.2: type = array_type %.1, i32 [template]
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// CHECK:STDOUT: %.3: type = ptr_type [i32; 9] [template]
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// CHECK:STDOUT: %.4: i32 = int_literal 1 [template]
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// CHECK:STDOUT: %.5: i32 = int_literal 2 [template]
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// CHECK:STDOUT: %.6: i32 = int_literal 3 [template]
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// CHECK:STDOUT: %.7: i32 = int_literal 4 [template]
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// CHECK:STDOUT: %.8: i32 = int_literal 5 [template]
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// CHECK:STDOUT: %.9: i32 = int_literal 6 [template]
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// CHECK:STDOUT: %.10: i32 = int_literal 7 [template]
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// CHECK:STDOUT: %.11: i32 = int_literal 8 [template]
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// CHECK:STDOUT: %.12: type = tuple_type (i32, i32, i32, i32, i32, i32, i32, i32, i32) [template]
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// CHECK:STDOUT: %.13: i32 = int_literal 0 [template]
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// CHECK:STDOUT: %.14: i32 = int_literal 1 [template]
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// CHECK:STDOUT: %.15: i32 = int_literal 2 [template]
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// CHECK:STDOUT: %.16: i32 = int_literal 3 [template]
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// CHECK:STDOUT: %.17: i32 = int_literal 4 [template]
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// CHECK:STDOUT: %.18: i32 = int_literal 5 [template]
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// CHECK:STDOUT: %.19: i32 = int_literal 6 [template]
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// CHECK:STDOUT: %.20: i32 = int_literal 7 [template]
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// CHECK:STDOUT: %.21: i32 = int_literal 8 [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, {.a = %a} [template]
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// CHECK:STDOUT: %.loc7_14: i32 = int_literal 9 [template = constants.%.1]
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// CHECK:STDOUT: %.loc7_15: type = array_type %.loc7_14, i32 [template = constants.%.2]
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// CHECK:STDOUT: %a.var: ref [i32; 9] = var a
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// CHECK:STDOUT: %a: ref [i32; 9] = bind_name a, %a.var
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// CHECK:STDOUT: %.loc7_20: i32 = int_literal 1 [template = constants.%.4]
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// CHECK:STDOUT: %.loc7_23: i32 = int_literal 2 [template = constants.%.5]
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// CHECK:STDOUT: %.loc7_26: i32 = int_literal 3 [template = constants.%.6]
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// CHECK:STDOUT: %.loc7_29: i32 = int_literal 4 [template = constants.%.7]
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// CHECK:STDOUT: %.loc7_32: i32 = int_literal 5 [template = constants.%.8]
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// CHECK:STDOUT: %.loc7_35: i32 = int_literal 6 [template = constants.%.9]
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// CHECK:STDOUT: %.loc7_38: i32 = int_literal 7 [template = constants.%.10]
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// CHECK:STDOUT: %.loc7_41: i32 = int_literal 8 [template = constants.%.11]
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// CHECK:STDOUT: %.loc7_44: i32 = int_literal 9 [template = constants.%.1]
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// CHECK:STDOUT: %.loc7_45.1: (i32, i32, i32, i32, i32, i32, i32, i32, i32) = tuple_literal (%.loc7_20, %.loc7_23, %.loc7_26, %.loc7_29, %.loc7_32, %.loc7_35, %.loc7_38, %.loc7_41, %.loc7_44)
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// CHECK:STDOUT: %.loc7_45.2: i32 = int_literal 0 [template = constants.%.13]
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// CHECK:STDOUT: %.loc7_45.3: ref i32 = array_index %a.var, %.loc7_45.2
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// CHECK:STDOUT: %.loc7_45.4: init i32 = initialize_from %.loc7_20 to %.loc7_45.3
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// CHECK:STDOUT: %.loc7_45.5: i32 = int_literal 1 [template = constants.%.14]
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// CHECK:STDOUT: %.loc7_45.6: ref i32 = array_index %a.var, %.loc7_45.5
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// CHECK:STDOUT: %.loc7_45.7: init i32 = initialize_from %.loc7_23 to %.loc7_45.6
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// CHECK:STDOUT: %.loc7_45.8: i32 = int_literal 2 [template = constants.%.15]
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// CHECK:STDOUT: %.loc7_45.9: ref i32 = array_index %a.var, %.loc7_45.8
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// CHECK:STDOUT: %.loc7_45.10: init i32 = initialize_from %.loc7_26 to %.loc7_45.9
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// CHECK:STDOUT: %.loc7_45.11: i32 = int_literal 3 [template = constants.%.16]
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// CHECK:STDOUT: %.loc7_45.12: ref i32 = array_index %a.var, %.loc7_45.11
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// CHECK:STDOUT: %.loc7_45.13: init i32 = initialize_from %.loc7_29 to %.loc7_45.12
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// CHECK:STDOUT: %.loc7_45.14: i32 = int_literal 4 [template = constants.%.17]
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// CHECK:STDOUT: %.loc7_45.15: ref i32 = array_index %a.var, %.loc7_45.14
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// CHECK:STDOUT: %.loc7_45.16: init i32 = initialize_from %.loc7_32 to %.loc7_45.15
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// CHECK:STDOUT: %.loc7_45.17: i32 = int_literal 5 [template = constants.%.18]
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// CHECK:STDOUT: %.loc7_45.18: ref i32 = array_index %a.var, %.loc7_45.17
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// CHECK:STDOUT: %.loc7_45.19: init i32 = initialize_from %.loc7_35 to %.loc7_45.18
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// CHECK:STDOUT: %.loc7_45.20: i32 = int_literal 6 [template = constants.%.19]
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// CHECK:STDOUT: %.loc7_45.21: ref i32 = array_index %a.var, %.loc7_45.20
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// CHECK:STDOUT: %.loc7_45.22: init i32 = initialize_from %.loc7_38 to %.loc7_45.21
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// CHECK:STDOUT: %.loc7_45.23: i32 = int_literal 7 [template = constants.%.20]
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// CHECK:STDOUT: %.loc7_45.24: ref i32 = array_index %a.var, %.loc7_45.23
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// CHECK:STDOUT: %.loc7_45.25: init i32 = initialize_from %.loc7_41 to %.loc7_45.24
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// CHECK:STDOUT: %.loc7_45.26: i32 = int_literal 8 [template = constants.%.21]
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// CHECK:STDOUT: %.loc7_45.27: ref i32 = array_index %a.var, %.loc7_45.26
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// CHECK:STDOUT: %.loc7_45.28: init i32 = initialize_from %.loc7_44 to %.loc7_45.27
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// CHECK:STDOUT: %.loc7_45.29: init [i32; 9] = array_init (%.loc7_45.4, %.loc7_45.7, %.loc7_45.10, %.loc7_45.13, %.loc7_45.16, %.loc7_45.19, %.loc7_45.22, %.loc7_45.25, %.loc7_45.28) to %a.var
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// CHECK:STDOUT: %.loc7_45.30: init [i32; 9] = converted %.loc7_45.1, %.loc7_45.29
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// CHECK:STDOUT: assign %a.var, %.loc7_45.30
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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