kbz_8/SPIRV-Interpreter
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kbz_8
2026-03-12 14:49:52 +01:00
parent 72faa35357
commit 7074345540
1 changed files with 13 additions and 29 deletions
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42
src/opcodes.zig
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@@ -963,27 +963,24 @@ fn opBitcast(_: std.mem.Allocator, _: SpvWord, rt: *Runtime) RuntimeError!void {
fn copyValue(dst: *Result.Value, src: *const Result.Value) void { fn copyValue(dst: *Result.Value, src: *const Result.Value) void {
const helpers = struct { const helpers = struct {
fn copySlice(dst_slice: []Result.Value, src_slice: []const Result.Value) void { inline fn copySlice(dst_slice: []Result.Value, src_slice: []const Result.Value) void {
for (0..@min(dst_slice.len, src_slice.len)) |i| { for (0..@min(dst_slice.len, src_slice.len)) |i| {
copyValue(&dst_slice[i], &src_slice[i]); copyValue(&dst_slice[i], &src_slice[i]);
} }
} }
fn getDstSlice(v: *Result.Value) ?[]Result.Value { inline fn getDstSlice(v: *Result.Value) ?[]Result.Value {
return switch (v.*) { return switch (v.*) {
.Vector, .Matrix, .Array, .Structure => |s| s, .Vector, .Matrix, .Array, .Structure => |s| s,
else => null, else => null,
}; };
} }
fn writeF32(dst_f32_ptr: *f32, src_v: *const Result.Value) void { inline fn writeF32(dst_f32_ptr: *f32, src_v: *const Result.Value) void {
switch (src_v.*) { switch (src_v.*) {
.Pointer => |src_ptr| switch (src_ptr.ptr) { .Pointer => |src_ptr| switch (src_ptr.ptr) {
.f32_ptr => |src_f32_ptr| dst_f32_ptr.* = src_f32_ptr.*, .f32_ptr => |src_f32_ptr| dst_f32_ptr.* = src_f32_ptr.*,
.common => |src_val_ptr| switch (src_val_ptr.*) { .common => |src_val_ptr| dst_f32_ptr.* = src_val_ptr.Float.value.float32,
.Float => |f| dst_f32_ptr.* = f.value.float32,
else => unreachable,
},
else => unreachable, else => unreachable,
}, },
.Float => |f| dst_f32_ptr.* = f.value.float32, .Float => |f| dst_f32_ptr.* = f.value.float32,
@@ -991,14 +988,11 @@ fn copyValue(dst: *Result.Value, src: *const Result.Value) void {
} }
} }
fn writeI32(dst_i32_ptr: *i32, src_v: *const Result.Value) void { inline fn writeI32(dst_i32_ptr: *i32, src_v: *const Result.Value) void {
switch (src_v.*) { switch (src_v.*) {
.Pointer => |src_ptr| switch (src_ptr.ptr) { .Pointer => |src_ptr| switch (src_ptr.ptr) {
.i32_ptr => |src_i32_ptr| dst_i32_ptr.* = src_i32_ptr.*, .i32_ptr => |src_i32_ptr| dst_i32_ptr.* = src_i32_ptr.*,
.common => |src_val_ptr| switch (src_val_ptr.*) { .common => |src_val_ptr| dst_i32_ptr.* = src_val_ptr.Int.value.sint32,
.Int => |i| dst_i32_ptr.* = i.value.sint32,
else => unreachable,
},
else => unreachable, else => unreachable,
}, },
.Int => |i| dst_i32_ptr.* = i.value.sint32, .Int => |i| dst_i32_ptr.* = i.value.sint32,
@@ -1006,14 +1000,11 @@ fn copyValue(dst: *Result.Value, src: *const Result.Value) void {
} }
} }
fn writeU32(dst_u32_ptr: *u32, src_v: *const Result.Value) void { inline fn writeU32(dst_u32_ptr: *u32, src_v: *const Result.Value) void {
switch (src_v.*) { switch (src_v.*) {
.Pointer => |src_ptr| switch (src_ptr.ptr) { .Pointer => |src_ptr| switch (src_ptr.ptr) {
.u32_ptr => |src_u32_ptr| dst_u32_ptr.* = src_u32_ptr.*, .u32_ptr => |src_u32_ptr| dst_u32_ptr.* = src_u32_ptr.*,
.common => |src_val_ptr| switch (src_val_ptr.*) { .common => |src_val_ptr| dst_u32_ptr.* = src_val_ptr.Int.value.uint32,
.Int => |i| dst_u32_ptr.* = i.value.uint32,
else => unreachable,
},
else => unreachable, else => unreachable,
}, },
.Int => |i| dst_u32_ptr.* = i.value.uint32, .Int => |i| dst_u32_ptr.* = i.value.uint32,
@@ -1046,22 +1037,15 @@ fn copyValue(dst: *Result.Value, src: *const Result.Value) void {
} }
} }
if (std.meta.activeTag(src.*) == .Pointer) {
switch (src.Pointer.ptr) {
.common => |src_val_ptr| {
copyValue(dst, src_val_ptr);
return;
},
else => {},
}
}
const dst_slice = helpers.getDstSlice(dst);
switch (src.*) { switch (src.*) {
.Vector, .Matrix, .Array, .Structure => |src_slice| { .Vector, .Matrix, .Array, .Structure => |src_slice| {
const dst_slice = helpers.getDstSlice(dst);
helpers.copySlice(dst_slice.?, src_slice); helpers.copySlice(dst_slice.?, src_slice);
}, },
.Pointer => |ptr| switch (ptr.ptr) {
.common => |src_val_ptr| copyValue(dst, src_val_ptr),
else => {},
},
else => dst.* = src.*, else => dst.* = src.*,
} }
} }