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Remove many LLVM optimization passes which were causes UB due to them assuming C-like behaviour incompatible with Odin

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gingerBill
2021-11-06 17:23:33 +00:00
parent 5df15b5724
commit 3d3785a7f1
6 changed files with 83 additions and 41 deletions
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src/llvm_backend_expr.cpp
+6 -6
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@@ -577,7 +577,7 @@ LLVMValueRef lb_matrix_to_trimmed_vector(lbProcedure *p, lbValue m) {
}
LLVMValueRef mask = lb_matrix_trimmed_vector_mask(p, mt);
LLVMValueRef trimmed_vector = LLVMBuildShuffleVector(p->builder, vector, LLVMGetUndef(LLVMTypeOf(vector)), mask, "");
LLVMValueRef trimmed_vector = llvm_basic_shuffle(p, vector, mask);
return trimmed_vector;
}
@@ -608,7 +608,7 @@ lbValue lb_emit_matrix_tranpose(lbProcedure *p, lbValue m, Type *type) {
// transpose mask
LLVMValueRef mask = LLVMConstVector(mask_elems.data, column_count);
LLVMValueRef row = LLVMBuildShuffleVector(p->builder, vector, LLVMGetUndef(LLVMTypeOf(vector)), mask, "");
LLVMValueRef row = llvm_basic_shuffle(p, vector, mask);
rows[i] = row;
}
@@ -747,13 +747,13 @@ lbValue lb_emit_matrix_mul(lbProcedure *p, lbValue lhs, lbValue rhs, Type *type)
// transpose mask
LLVMValueRef mask = LLVMConstVector(mask_elems.data, inner);
LLVMValueRef row = LLVMBuildShuffleVector(p->builder, x_vector, LLVMGetUndef(LLVMTypeOf(x_vector)), mask, "");
LLVMValueRef row = llvm_basic_shuffle(p, x_vector, mask);
x_rows[i] = row;
}
for (unsigned i = 0; i < outer_columns; i++) {
LLVMValueRef mask = llvm_mask_iota(p->module, y_stride*i, inner);
LLVMValueRef column = LLVMBuildShuffleVector(p->builder, y_vector, LLVMGetUndef(LLVMTypeOf(y_vector)), mask, "");
LLVMValueRef column = llvm_basic_shuffle(p, y_vector, mask);
y_columns[i] = column;
}
@@ -825,7 +825,7 @@ lbValue lb_emit_matrix_mul_vector(lbProcedure *p, lbValue lhs, lbValue rhs, Type
for (unsigned column_index = 0; column_index < column_count; column_index++) {
LLVMValueRef mask = llvm_mask_iota(p->module, stride*column_index, row_count);
LLVMValueRef column = LLVMBuildShuffleVector(p->builder, matrix_vector, LLVMGetUndef(LLVMTypeOf(matrix_vector)), mask, "");
LLVMValueRef column = llvm_basic_shuffle(p, matrix_vector, mask);
m_columns[column_index] = column;
}
@@ -901,7 +901,7 @@ lbValue lb_emit_vector_mul_matrix(lbProcedure *p, lbValue lhs, lbValue rhs, Type
// transpose mask
LLVMValueRef mask = LLVMConstVector(mask_elems.data, column_count);
LLVMValueRef column = LLVMBuildShuffleVector(p->builder, matrix_vector, LLVMGetUndef(LLVMTypeOf(matrix_vector)), mask, "");
LLVMValueRef column = llvm_basic_shuffle(p, matrix_vector, mask);
m_columns[row_index] = column;
}