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riscv-gcc-1
Commit 7d94bb81 by Doug Evans
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(STRUCTURE_SIZE_BOUNDARY): Add comment explaining why it's 32. 

From-SVN: r12066
parent ff3829fa
Showing with 3 additions and 0 deletions
gcc/config/arm/arm.h
...@@ -400,6 +400,9 @@ extern int arm_arch4; ...@@ -400,6 +400,9 @@ extern int arm_arch4;
&& (ALIGN) < BITS_PER_WORD ? BITS_PER_WORD : (ALIGN)) && (ALIGN) < BITS_PER_WORD ? BITS_PER_WORD : (ALIGN))
/* Every structures size must be a multiple of 32 bits. */ /* Every structures size must be a multiple of 32 bits. */
/* This is for compatibility with ARMCC. ARM SDT Reference Manual
(ARM DUI 0020D) page 2-20 says "Structures are aligned on word
boundaries". */
#define STRUCTURE_SIZE_BOUNDARY 32 #define STRUCTURE_SIZE_BOUNDARY 32
/* Non-zero if move instructions will actually fail to work /* Non-zero if move instructions will actually fail to work
......
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