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[IRGen] Add flags to control LLVM verify-each.

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Analogous to -sil-verify-all, the new flags cause LLVM verification to
be run after each LLVM optimization pass.
This commit is contained in:
Nate Chandler
2025-03-14 17:49:17 -07:00
parent 974767eb83
commit dd8c715aa6
4 changed files with 14 additions and 2 deletions
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5
include/swift/AST/IRGenOptions.h
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@@ -272,6 +272,9 @@ public:
/// well-formed?
unsigned Verify : 1;
/// Whether to verify after every optimizer change.
unsigned VerifyEach : 1;
OptimizationMode OptMode;
/// Which sanitizer is turned on.
@@ -580,7 +583,7 @@ public:
IRGenOptions()
: OutputKind(IRGenOutputKind::LLVMAssemblyAfterOptimization),
Verify(true), OptMode(OptimizationMode::NotSet),
Verify(true), VerifyEach(false), OptMode(OptimizationMode::NotSet),
Sanitizers(OptionSet<SanitizerKind>()),
SanitizersWithRecoveryInstrumentation(OptionSet<SanitizerKind>()),
SanitizeAddressUseODRIndicator(false), SanitizerUseStableABI(false),

6
include/swift/Option/FrontendOptions.td
View File

@@ -592,6 +592,12 @@ def disable_swift_specific_llvm_optzns : Flag<["-"], "disable-swift-specific-llv
def disable_llvm_verify : Flag<["-"], "disable-llvm-verify">,
HelpText<"Don't run the LLVM IR verifier.">;
def enable_llvm_verify_each : Flag<["-"], "enable-llvm-verify-each">,
HelpText<"Run the LLVM IR verifier after every pass.">;
def disable_llvm_verify_each : Flag<["-"], "disable-llvm-verify-each">,
HelpText<"Don't run the LLVM IR verifier after every pass.">;
def disable_llvm_value_names : Flag<["-"], "disable-llvm-value-names">,
HelpText<"Don't add names to local values in LLVM IR">;