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Move indirect mode optimization to the last of LLVM pipelines (#1627)

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The general optimizations may create some intrinsic function calls
like llvm.memset, so we move indirect mode optimization after them
to remove these function calls at last.

Signed-off-by: Huang Qi <huangqi3@xiaomi.com>
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Huang Qi 2022-10-24 10:20:05 +08:00 committed by GitHub
parent ceff11ee7e
commit 4a1e522c53
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1 changed files with 11 additions and 9 deletions
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20
core/iwasm/compilation/aot_compiler.c
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@ -2704,15 +2704,6 @@ aot_compile_wasm(AOTCompContext *comp_ctx)
/* Run IR optimization before feeding in ORCJIT and AOT codegen */ /* Run IR optimization before feeding in ORCJIT and AOT codegen */
if (comp_ctx->optimize) { if (comp_ctx->optimize) {
/* Run specific passes for AOT indirect mode */
if (!comp_ctx->is_jit_mode && comp_ctx->is_indirect_mode) {
bh_print_time("Begin to run optimization passes "
"for indirect mode");
if (!apply_passes_for_indirect_mode(comp_ctx)) {
return false;
}
}
/* Run passes for AOT/JIT mode. /* Run passes for AOT/JIT mode.
TODO: Apply these passes in the do_ir_transform callback of TODO: Apply these passes in the do_ir_transform callback of
TransformLayer when compiling each jit function, so as to TransformLayer when compiling each jit function, so as to
@ -2721,6 +2712,17 @@ aot_compile_wasm(AOTCompContext *comp_ctx)
possible core dump. */ possible core dump. */
bh_print_time("Begin to run llvm optimization passes"); bh_print_time("Begin to run llvm optimization passes");
aot_apply_llvm_new_pass_manager(comp_ctx, comp_ctx->module); aot_apply_llvm_new_pass_manager(comp_ctx, comp_ctx->module);
/* Run specific passes for AOT indirect mode in last since general
optimization may create some intrinsic function calls like
llvm.memset, so let's remove these function calls here. */
if (!comp_ctx->is_jit_mode && comp_ctx->is_indirect_mode) {
bh_print_time("Begin to run optimization passes "
"for indirect mode");
if (!apply_passes_for_indirect_mode(comp_ctx)) {
return false;
}
}
bh_print_time("Finish llvm optimization passes"); bh_print_time("Finish llvm optimization passes");
} }