On Wed, Nov 30, 2022 at 01:28:42PM -0600, Brian J. Johnson wrote:
> Gerd,
> 
> Sorry, gotta ask:  does this make much difference in the size of the
> compiled code?  That's a constraint on many real-hardware X64 platforms,
> especially for 32-bit code.

Quick test with OvmfPkg/OvmfPkgIa32X64.dsc (sec/pei ia32, dxe x64):

master branch:

FV Space Information
SECFV [11%Full] 212992 (0x34000) total, 23728 (0x5cb0) used, 189264 (0x2e350) 
free
PEIFV [34%Full] 917504 (0xe0000) total, 319416 (0x4dfb8) used, 598088 (0x92048) 
free
DXEFV [49%Full] 12582912 (0xc00000) total, 6268032 (0x5fa480) used, 6314880 
(0x605b80) free
FVMAIN_COMPACT [98%Full] 1753088 (0x1ac000) total, 1725328 (0x1a5390) used, 
27760 (0x6c70) free

with patch applied:

FV Space Information
SECFV [11%Full] 212992 (0x34000) total, 23728 (0x5cb0) used, 189264 (0x2e350) 
free
PEIFV [34%Full] 917504 (0xe0000) total, 319416 (0x4dfb8) used, 598088 (0x92048) 
free
DXEFV [50%Full] 12582912 (0xc00000) total, 6335936 (0x60adc0) used, 6246976 
(0x5f5240) free
FVMAIN_COMPACT [99%Full] 1753088 (0x1ac000) total, 1738176 (0x1a85c0) used, 
14912 (0x3a40) free

So slightly more for 64-bit code.

take care,
  Gerd



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