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Represent MOVMSK'ed masks with int64s rather than int32s.

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This allows us to scale up to 64-wide execution.
This commit is contained in:
Matt Pharr
2012-05-25 11:48:08 -07:00
parent 38cea6dc71
commit 90db01d038
20 changed files with 137 additions and 107 deletions
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3
stmt.cpp
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@@ -2843,7 +2843,7 @@ CreateForeachActiveStmt(Symbol *iterSym, Stmt *stmts, SourcePos pos) {
pos);
// Compute the per lane mask to test the mask bits against: (1 << iter)
ConstExpr *oneExpr = new ConstExpr(AtomicType::UniformInt32, 1,
ConstExpr *oneExpr = new ConstExpr(AtomicType::UniformInt64, 1ll,
iterSym->pos);
Expr *shiftLaneExpr = new BinaryExpr(BinaryExpr::Shl, oneExpr, symExpr,
pos);
@@ -2863,4 +2863,3 @@ CreateForeachActiveStmt(Symbol *iterSym, Stmt *stmts, SourcePos pos) {
// And return a for loop that wires it all together.
return new ForStmt(initStmt, testExpr, stepStmt, laneCheckIf, false, pos);
}