mirror of
https://github.com/carbon-language/carbon-lang.git
synced 2026-09-24 22:02:23 +01:00
Richard Smith
42c783defa
The same specific function will (eventually) be emitted as part of lowering multiple different source files, so don't give them unique external linkage.
75 lines
3.9 KiB
Plaintext
75 lines
3.9 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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// TIP: To test this file alone, run:
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// TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/lower/testdata/function/generic/call_method.carbon
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// TIP: To dump output, run:
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// TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/lower/testdata/function/generic/call_method.carbon
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class C {
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fn F[self: Self, T:! type](x: T) -> T {
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return x;
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}
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}
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fn CallF() -> i32 {
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var c: C = {};
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var n: i32 = 0;
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return c.F(n);
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}
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// CHECK:STDOUT: ; ModuleID = 'call_method.carbon'
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// CHECK:STDOUT: source_filename = "call_method.carbon"
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// CHECK:STDOUT:
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// CHECK:STDOUT: @C.val.loc18_3 = internal constant {} zeroinitializer
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// CHECK:STDOUT:
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// CHECK:STDOUT: define i32 @_CCallF.Main() !dbg !4 {
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// CHECK:STDOUT: entry:
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// CHECK:STDOUT: %c.var = alloca {}, align 8, !dbg !7
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// CHECK:STDOUT: %n.var = alloca i32, align 4, !dbg !8
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// CHECK:STDOUT: call void @llvm.lifetime.start.p0(i64 0, ptr %c.var), !dbg !7
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// CHECK:STDOUT: call void @llvm.memcpy.p0.p0.i64(ptr align 1 %c.var, ptr align 1 @C.val.loc18_3, i64 0, i1 false), !dbg !7
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// CHECK:STDOUT: call void @llvm.lifetime.start.p0(i64 4, ptr %n.var), !dbg !8
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// CHECK:STDOUT: store i32 0, ptr %n.var, align 4, !dbg !8
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// CHECK:STDOUT: %.loc20_14 = load i32, ptr %n.var, align 4, !dbg !9
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// CHECK:STDOUT: %F.call = call i32 @_CF.C.Main.b88d1103f417c6d4(ptr %c.var, i32 %.loc20_14), !dbg !10
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// CHECK:STDOUT: ret i32 %F.call, !dbg !11
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: ; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
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// CHECK:STDOUT: declare void @llvm.lifetime.start.p0(i64 immarg, ptr captures(none)) #0
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// CHECK:STDOUT:
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// CHECK:STDOUT: ; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
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// CHECK:STDOUT: declare void @llvm.memcpy.p0.p0.i64(ptr noalias writeonly captures(none), ptr noalias readonly captures(none), i64, i1 immarg) #1
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// CHECK:STDOUT:
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// CHECK:STDOUT: define linkonce_odr i32 @_CF.C.Main.b88d1103f417c6d4(ptr %self, i32 %x) !dbg !12 {
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// CHECK:STDOUT: entry:
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// CHECK:STDOUT: ret i32 %x, !dbg !13
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// CHECK:STDOUT: }
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// CHECK:STDOUT:
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// CHECK:STDOUT: ; uselistorder directives
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// CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 1, 0 }
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// CHECK:STDOUT:
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// CHECK:STDOUT: attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
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// CHECK:STDOUT: attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
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// CHECK:STDOUT:
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// CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
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// CHECK:STDOUT: !llvm.dbg.cu = !{!2}
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// CHECK:STDOUT:
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// CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
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// CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
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// CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
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// CHECK:STDOUT: !3 = !DIFile(filename: "call_method.carbon", directory: "")
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// CHECK:STDOUT: !4 = distinct !DISubprogram(name: "CallF", linkageName: "_CCallF.Main", scope: null, file: !3, line: 17, type: !5, spFlags: DISPFlagDefinition, unit: !2)
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// CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
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// CHECK:STDOUT: !6 = !{}
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// CHECK:STDOUT: !7 = !DILocation(line: 18, column: 3, scope: !4)
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// CHECK:STDOUT: !8 = !DILocation(line: 19, column: 3, scope: !4)
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// CHECK:STDOUT: !9 = !DILocation(line: 20, column: 14, scope: !4)
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// CHECK:STDOUT: !10 = !DILocation(line: 20, column: 10, scope: !4)
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// CHECK:STDOUT: !11 = !DILocation(line: 20, column: 3, scope: !4)
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// CHECK:STDOUT: !12 = distinct !DISubprogram(name: "F", linkageName: "_CF.C.Main.b88d1103f417c6d4", scope: null, file: !3, line: 12, type: !5, spFlags: DISPFlagDefinition, unit: !2)
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// CHECK:STDOUT: !13 = !DILocation(line: 13, column: 5, scope: !12)
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