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Update SYCL_INTEL_bf16_conversion.asciidoc #5248

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44e9c2d
Update SYCL_INTEL_bf16_conversion.asciidoc
AlexeySotkin Dec 30, 2021
a533286
Removed proposed raw() and from_bits() functions.
rdeodhar Apr 29, 2022
04fc299
Remove unneeded functions.
rdeodhar May 2, 2022
044b2e7
Merge branch 'sycl' of https://github.com/intel/llvm into bf16_doc
rdeodhar May 2, 2022
37835ee
Fix merge mistake
gmlueck May 9, 2022
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12 changes: 7 additions & 5 deletions sycl/doc/extensions/experimental/sycl_ext_oneapi_bfloat16.asciidoc
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Original file line number Diff line number Diff line change
Expand Up @@ -135,13 +135,14 @@ public:
bfloat16(const float &a);
bfloat16 &operator=(const float &a);

// Convert from bfloat16 to float
// Convert bfloat16 to floating-point types
operator float() const;
operator sycl::half() const;

// Get bfloat16 as uint16.
operator storage_t() const;

// Convert to bool type
// Convert bfloat16 to bool type
explicit operator bool();

friend bfloat16 operator-(bfloat16 &bf) { /* ... */ }
Expand Down Expand Up @@ -195,11 +196,11 @@ Table 1. Member functions of `bfloat16` class.
| `operator float() const;`
| Return `bfloat16` value converted to `float`.

| `operator storage_t() const;`
| Return `uint16_t` value, whose bits represent `bfloat16` value.
| `operator sycl::half() const;`
| Return `bfloat16` value converted to `sycl::half`.

| `explicit operator bool() { /* ... */ }`
| Convert `bfloat16` to `bool` type. Return `false` if the value equals to
| Convert `bfloat16` to `bool` type. Return `false` if the `value` equals to
zero, return `true` otherwise.

| `friend bfloat16 operator-(bfloat16 &bf) { /* ... */ }`
Expand Down Expand Up @@ -333,4 +334,5 @@ None.
Apply code review suggestions
|3|2021-08-18|Alexey Sotkin |Remove `uint16_t` constructor
|4|2022-03-07|Aidan Belton and Jack Kirk |Switch from Intel vendor specific to oneapi
|5|2022-05-02|Alexey Sotkin |Add `operator sycl::half()`
|========================================