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CBE: implement vector element pointers

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This commit is contained in:
Jacob Young
2023-03-05 00:30:55 -05:00
parent c478c7609e
commit 8f6da78fb1
3 changed files with 3 additions and 12 deletions
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10
src/codegen/c.zig
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@@ -17,12 +17,6 @@ const LazySrcLoc = Module.LazySrcLoc;
const Air = @import("../Air.zig");
const Liveness = @import("../Liveness.zig");
const target_util = @import("../target.zig");
const libcFloatPrefix = target_util.libcFloatPrefix;
const libcFloatSuffix = target_util.libcFloatSuffix;
const compilerRtFloatAbbrev = target_util.compilerRtFloatAbbrev;
const compilerRtIntAbbrev = target_util.compilerRtIntAbbrev;
const BigIntLimb = std.math.big.Limb;
const BigInt = std.math.big.int;
@@ -3317,7 +3311,7 @@ fn airLoad(f: *Function, inst: Air.Inst.Index) !CValue {
try writer.writeAll(", sizeof(");
try f.renderType(writer, src_ty);
try writer.writeAll("))");
} else if (ptr_info.host_size != 0) {
} else if (ptr_info.host_size > 0 and ptr_info.vector_index == .none) {
var host_pl = Type.Payload.Bits{
.base = .{ .tag = .int_unsigned },
.data = ptr_info.host_size * 8,
@@ -3647,7 +3641,7 @@ fn airStore(f: *Function, inst: Air.Inst.Index) !CValue {
if (src_val == .constant) {
try freeLocal(f, inst, array_src.new_local, 0);
}
} else if (ptr_info.host_size != 0) {
} else if (ptr_info.host_size > 0 and ptr_info.vector_index == .none) {
const host_bits = ptr_info.host_size * 8;
var host_pl = Type.Payload.Bits{ .base = .{ .tag = .int_unsigned }, .data = host_bits };
const host_ty = Type.initPayload(&host_pl.base);

2
src/codegen/c/type.zig
View File

@@ -1465,7 +1465,7 @@ pub const CType = extern union {
.base = .{ .tag = .int_unsigned },
.data = info.host_size * 8,
};
const pointee_ty = if (info.host_size > 0)
const pointee_ty = if (info.host_size > 0 and info.vector_index == .none)
Type.initPayload(&host_int_pl.base)
else
info.pointee_type;

3
test/behavior/vector.zig
View File

@@ -1118,7 +1118,6 @@ test "byte vector initialized in inline function" {
}
test "byte vector initialized in inline function" {
if (builtin.zig_backend == .stage2_c) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
@@ -1233,7 +1232,6 @@ test "load packed vector element" {
if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_c) return error.SkipZigTest; // TODO
var x: @Vector(2, u15) = .{ 1, 4 };
try expect((&x[0]).* == 1);
@@ -1246,7 +1244,6 @@ test "store packed vector element" {
if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_c) return error.SkipZigTest; // TODO
var v = @Vector(4, u1){ 1, 1, 1, 1 };
try expectEqual(@Vector(4, u1){ 1, 1, 1, 1 }, v);