File size: 1,972 Bytes
7947cba | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 | diff -ru a/ports/qemu/Makefile b/ports/qemu/Makefile
--- a/ports/qemu/Makefile 2026-10-16 21:42:16
+++ b/ports/qemu/Makefile 2026-10-16 21:42:16
@@ -236,7 +236,7 @@
CFLAGS += -g
COPT = -O0
else
-COPT += -Os -DNDEBUG
+COPT += -O3 -DNDEBUG
endif
# If Picolibc is available then select it explicitly. Ubuntu 22.04 ships its
diff -ru a/ports/qemu/mcu/riscv/virt.ld b/ports/qemu/mcu/riscv/virt.ld
--- a/ports/qemu/mcu/riscv/virt.ld 2026-10-16 21:42:16
+++ b/ports/qemu/mcu/riscv/virt.ld 2026-10-16 21:42:16
@@ -28,18 +28,20 @@
{
/* Code + Read-Only data segment */
+ /* All code in one executable section; read-only data in its own section. */
.text : ALIGN (4K)
{
*(.start)
*(.text)
- . = ALIGN (4K);
- *(.rodata)
- _sirodata = .;
+ *(.text.*)
} > ROM
- .rodata : AT (_sirodata) ALIGN (4K)
+ .rodata : ALIGN (4K)
{
*(.rodata)
+ *(.rodata.*)
+ *(.srodata)
+ *(.srodata.*)
} > ROM
/* Data + BSS segment */
diff -ru a/ports/qemu/mpconfigport.h b/ports/qemu/mpconfigport.h
--- a/ports/qemu/mpconfigport.h 2026-10-16 21:42:16
+++ b/ports/qemu/mpconfigport.h 2026-10-16 21:42:16
@@ -29,6 +29,8 @@
// options to control how MicroPython is built
#define MICROPY_CONFIG_ROM_LEVEL (MICROPY_CONFIG_ROM_LEVEL_EXTRA_FEATURES)
+#define MICROPY_OPT_COMPUTED_GOTO (1)
+#define MICROPY_OPT_MAP_LOOKUP_CACHE_SIZE (1024)
#if defined(__ARM_ARCH_ISA_ARM)
#define MICROPY_EMIT_ARM (1)
@@ -41,10 +43,7 @@
#define MICROPY_MAKE_POINTER_CALLABLE(p) ((void *)((mp_uint_t)(p) | 1))
#elif defined(__riscv)
#if (__riscv_xlen == 32)
-#define MICROPY_EMIT_RV32 (1)
-#define MICROPY_EMIT_RV32_ZBA (1)
-#define MICROPY_EMIT_RV32_ZCMP (1)
-#define MICROPY_EMIT_INLINE_RV32 (1)
+// Native and inline-assembler emitters are off in this build.
#elif (__riscv_xlen == 64)
#define MICROPY_PERSISTENT_CODE_LOAD_NATIVE (1)
#else
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