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Legalize: implement scalarization of binary operations

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This commit is contained in:
Jacob Young
2025-05-30 00:22:45 -04:00
parent c1e9ef9eaa
commit b483defc5a
39 changed files with 1388 additions and 839 deletions
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39
src/codegen.zig
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@@ -32,8 +32,9 @@ fn devFeatureForBackend(comptime backend: std.builtin.CompilerBackend) dev.Featu
return @field(dev.Feature, @tagName(backend)["stage2_".len..] ++ "_backend");
}
pub fn importBackend(comptime backend: std.builtin.CompilerBackend) ?type {
fn importBackend(comptime backend: std.builtin.CompilerBackend) type {
return switch (backend) {
.other, .stage1 => unreachable,
.stage2_aarch64 => @import("arch/aarch64/CodeGen.zig"),
.stage2_arm => @import("arch/arm/CodeGen.zig"),
.stage2_c => @import("codegen/c.zig"),
@@ -42,11 +43,35 @@ pub fn importBackend(comptime backend: std.builtin.CompilerBackend) ?type {
.stage2_riscv64 => @import("arch/riscv64/CodeGen.zig"),
.stage2_sparc64 => @import("arch/sparc64/CodeGen.zig"),
.stage2_spirv64 => @import("codegen/spirv.zig"),
.stage2_x86_64 => @import("arch/x86_64/CodeGen.zig"),
else => null,
.stage2_wasm => @import("arch/wasm/CodeGen.zig"),
.stage2_x86, .stage2_x86_64 => @import("arch/x86_64/CodeGen.zig"),
_ => unreachable,
};
}
pub fn legalizeFeatures(pt: Zcu.PerThread, nav_index: InternPool.Nav.Index) *const Air.Legalize.Features {
const zcu = pt.zcu;
const target = &zcu.navFileScope(nav_index).mod.?.resolved_target.result;
switch (target_util.zigBackend(target.*, zcu.comp.config.use_llvm)) {
else => unreachable,
inline .stage2_llvm,
.stage2_c,
.stage2_wasm,
.stage2_arm,
.stage2_x86_64,
.stage2_aarch64,
.stage2_x86,
.stage2_riscv64,
.stage2_sparc64,
.stage2_spirv64,
.stage2_powerpc,
=> |backend| {
const Backend = importBackend(backend);
return if (@hasDecl(Backend, "legalizeFeatures")) Backend.legalizeFeatures(target) else &.initEmpty();
},
}
}
pub fn generateFunction(
lf: *link.File,
pt: Zcu.PerThread,
@@ -60,7 +85,7 @@ pub fn generateFunction(
const zcu = pt.zcu;
const func = zcu.funcInfo(func_index);
const target = zcu.navFileScope(func.owner_nav).mod.?.resolved_target.result;
switch (target_util.zigBackend(target, false)) {
switch (target_util.zigBackend(target, zcu.comp.config.use_llvm)) {
else => unreachable,
inline .stage2_aarch64,
.stage2_arm,
@@ -70,7 +95,7 @@ pub fn generateFunction(
.stage2_x86_64,
=> |backend| {
dev.check(devFeatureForBackend(backend));
return importBackend(backend).?.generate(lf, pt, src_loc, func_index, air, liveness, code, debug_output);
return importBackend(backend).generate(lf, pt, src_loc, func_index, air, liveness, code, debug_output);
},
}
}
@@ -88,14 +113,14 @@ pub fn generateLazyFunction(
zcu.fileByIndex(inst_index.resolveFile(&zcu.intern_pool)).mod.?.resolved_target.result
else
zcu.getTarget();
switch (target_util.zigBackend(target, false)) {
switch (target_util.zigBackend(target, zcu.comp.config.use_llvm)) {
else => unreachable,
inline .stage2_powerpc,
.stage2_riscv64,
.stage2_x86_64,
=> |backend| {
dev.check(devFeatureForBackend(backend));
return importBackend(backend).?.generateLazy(lf, pt, src_loc, lazy_sym, code, debug_output);
return importBackend(backend).generateLazy(lf, pt, src_loc, lazy_sym, code, debug_output);
},
}
}