| author |  Robin Voetter <robin@voetter.nl> 2023-04-10 18:01:25+02:00 |
| committer | Robin Voetter <robin@voetter.nl> 2023-05-11 20:31:50+02:00 |
| log | 5e62ba1347ee9b8614d5d72c60e87136a3bd7ab9 |
| tree | 68991fd18a337d3bd082491dde91ebd7f9990dc9 |
| parent | aa9ea612168836e2c2867dcd79c768155d1e3bfb |
| signature |  Commit is signed but in an unrecognized format. |
opencl: define size of C types
Define the size of the c types according the OpenCL specification.
Note that OpenCL does not define the size of long double. Clang generates
fp128, even though there is no extension that allows such types. The
llvm-spirv translator simply crashes.1 files changed, 11 insertions(+), 1 deletions(-)
lib- std
lib/std/target.zig+11-1
| ... | ... | @@ -2220,6 +2220,17 @@ pub const Target = struct { |
| 2220 | 2220 | .longdouble => return 128, |
| 2221 | 2221 | }, |
| 2222 | 2222 | |
| 2223 | .opencl => switch (c_type) { | |
| 2224 | .char => return 8, | |
| 2225 | .short, .ushort => return 16, | |
| 2226 | .int, .uint, .float => return 32, | |
| 2227 | .long, .ulong, .double => return 64, | |
| 2228 | .longlong, .ulonglong => return 128, | |
| 2229 | // Note: The OpenCL specification does not guarantee a particular size for long double, | |
| 2230 | // but clang uses 128 bits. | |
| 2231 | .longdouble => return 128, | |
| 2232 | }, | |
| 2233 | ||
| 2223 | 2234 | .cloudabi, |
| 2224 | 2235 | .kfreebsd, |
| 2225 | 2236 | .lv2, |
| ... | ... | @@ -2234,7 +2245,6 @@ pub const Target = struct { |
| 2234 | 2245 | .contiki, |
| 2235 | 2246 | .hermit, |
| 2236 | 2247 | .hurd, |
| 2237 | .opencl, | |
| 2238 | 2248 | .glsl450, |
| 2239 | 2249 | .vulkan, |
| 2240 | 2250 | .driverkit, |