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Optimize assertion control queries (#8547)

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This commit is contained in:
Artur Bieniek
2026-09-30 11:32:56 -04:00
committed by GitHub
parent 055b870e11
commit d4e4b1d795
6 changed files with 56 additions and 204 deletions
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src/V3AssertNfa.cpp
+14 -17
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@@ -243,12 +243,6 @@ static AstNodeExpr* sampled(AstNodeExpr* exprp) {
return new AstSampled{exprp->fileline(), exprp, exprp->dtypep(), true};
}
static string assertCtlGetCall(const char* query, VAssertType type,
VAssertDirectiveType directiveType) {
return "vlSymsp->_vm_contextp__->assertCtlGet(VerilatedAssertCtlQuery::"s + query + ", "s
+ std::to_string(type) + ", "s + std::to_string(directiveType) + ")"s;
}
static const char* assertPassOnQuery(bool vacuous) {
static constexpr const char* queries[2]
= {"ASSERT_CTL_PASS_ON_NONVACUOUS", "ASSERT_CTL_PASS_ON_VACUOUS"};
@@ -259,13 +253,14 @@ static AstNodeExpr* assertOnCond(FileLine* flp, VAssertType type,
VAssertDirectiveType directiveType) {
if (!v3Global.opt.assertOn()) { return new AstConst{flp, AstConst::BitFalse{}}; }
return new AstCExpr{flp, AstCExpr::Pure{},
assertCtlGetCall("ASSERT_CTL_ON", type, directiveType), 1};
V3AssertCommon::assertCtlGetCall("ASSERT_CTL_ON", type, directiveType), 1};
}
static AstNodeExpr* assertKillGet(FileLine* flp, VAssertType type,
VAssertDirectiveType directiveType) {
return new AstCExpr{flp, AstCExpr::Pure{},
assertCtlGetCall("ASSERT_CTL_KILL", type, directiveType), 32};
V3AssertCommon::assertCtlGetCall("ASSERT_CTL_KILL", type, directiveType),
32};
}
static string assertActionControlPrefix(VAssertDirectiveType directiveType) {
@@ -280,19 +275,21 @@ static string assertActionControlPrefix(VAssertDirectiveType directiveType) {
static AstNodeExpr* assertPassOnCond(FileLine* flp, VAssertType type,
VAssertDirectiveType directiveType, bool vacuous) {
return new AstCExpr{flp, AstCExpr::Pure{},
assertActionControlPrefix(directiveType)
+ assertCtlGetCall(assertPassOnQuery(vacuous), type, directiveType)
+ "))"s,
1};
return new AstCExpr{
flp, AstCExpr::Pure{},
assertActionControlPrefix(directiveType)
+ V3AssertCommon::assertCtlGetCall(assertPassOnQuery(vacuous), type, directiveType)
+ "))"s,
1};
}
static AstNodeExpr* assertFailOnCond(FileLine* flp, VAssertType type,
VAssertDirectiveType directiveType) {
return new AstCExpr{flp, AstCExpr::Pure{},
assertActionControlPrefix(directiveType)
+ assertCtlGetCall("ASSERT_CTL_FAIL_ON", type, directiveType) + "))"s,
1};
return new AstCExpr{
flp, AstCExpr::Pure{},
assertActionControlPrefix(directiveType)
+ V3AssertCommon::assertCtlGetCall("ASSERT_CTL_FAIL_ON", type, directiveType) + "))"s,
1};
}
static AstIf* newPassOnIf(FileLine* flp, AstNodeExpr* firep, AstNode* bodyp, VAssertType type,