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Merge bd8b70efb4 into 8be86d4a24

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wanghengZzz 2026-09-08 17:02:32 +00:00 • committed by GitHub
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8
portable/GCC/RISC-V/portContext.h
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@ -91,6 +91,14 @@
#define portFPU_REG_SIZE ( __riscv_flen / 8 )
#define portFPU_REG_COUNT 33 /* 32 Floating point registers plus one CSR. */
/*
* Reserve space at the beginning of the FPU context block for:
* 1. The FCSR (one portWORD_SIZE slot).
* 2. Padding (one portWORD_SIZE slot) to align the FP registers:
* - RV32: 8-byte boundary for double-precision registers.
* - RV64: 16-byte boundary mandated by the RISC-V ABI.
*/
#define portFPU_REG_OFFSET( regIndex ) ( ( 2 * portWORD_SIZE ) + ( regIndex * portFPU_REG_SIZE ) )
#define portFPU_CONTEXT_SIZE ( portFPU_REG_SIZE * portFPU_REG_COUNT )
#else