diff options
| -rw-r--r-- | src/doc/unstable-book/src/library-features/asm.md | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/doc/unstable-book/src/library-features/asm.md b/src/doc/unstable-book/src/library-features/asm.md index 50121b2c0fc..ea560a6d709 100644 --- a/src/doc/unstable-book/src/library-features/asm.md +++ b/src/doc/unstable-book/src/library-features/asm.md @@ -478,7 +478,7 @@ Here is the list of currently supported register classes: > > Note #2: On x86-64 the high byte registers (e.g. `ah`) are only available when used as an explicit register. Specifying the `reg_byte` register class for an operand will always allocate a low byte register. > -> Note #3: On NVPTX, register names are not supported. +> Note #3: NVPTX doesn't have a fixed register set, so named registers are not supported. Additional register classes may be added in the future based on demand (e.g. MMX, x87, etc). |