Improved Inline Assembly Semantics and Syntax

[gingerBill]

(Incomplete proposal)

asm [#side_effects] [#align_stack] (
    template
 [  : output_operands
 [  : input_operands 
 [  : clobbers ] ] ]
);

• template
  • This is a constant string value that is the template for the assembly code
• output_operands
  • A comma-separated list of Odin variables modified by the instructions in the template. An empty list is allowed.
• input_operands
  • A comma-separated list of Odin expressions read by the instructions in the template. An empty list is allowed.
• clobbers
  • A comma-separated list of registers or other values changed by the template, beyond those listed as outputs. An empty list is allowed.

Directives:

• #side_effects
• #align_stack