From: "Philippe Mathieu-Daudé" <philmd@linaro.org>
To: qemu-devel@nongnu.org
Cc: "Philippe Mathieu-Daudé" <philmd@linaro.org>,
"BALATON Zoltan" <balaton@eik.bme.hu>,
"Richard Henderson" <richard.henderson@linaro.org>
Subject: [PULL 22/36] hw/loader: Clarify local variable name in load_elf_ram_sym()
Date: Fri, 31 Jan 2025 22:05:05 +0100 [thread overview]
Message-ID: <20250131210520.85874-23-philmd@linaro.org> (raw)
In-Reply-To: <20250131210520.85874-1-philmd@linaro.org>
load_elf_ram_sym() compares target_data_order versus
host data_order. Rename 'data_order' -> 'host_data_order'
to ease code review. Avoid the preprocessor by directly
checking HOST_BIG_ENDIAN.
Reviewed-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20250127113824.50177-4-philmd@linaro.org>
---
hw/core/loader.c | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)
diff --git a/hw/core/loader.c b/hw/core/loader.c
index ead10fb6cb5..de6b173f4a1 100644
--- a/hw/core/loader.c
+++ b/hw/core/loader.c
@@ -443,7 +443,8 @@ ssize_t load_elf_ram_sym(const char *filename,
int clear_lsb, int data_swab,
AddressSpace *as, bool load_rom, symbol_fn_t sym_cb)
{
- int fd, data_order, target_data_order, must_swab;
+ const int host_data_order = HOST_BIG_ENDIAN ? ELFDATA2MSB : ELFDATA2LSB;
+ int fd, target_data_order, must_swab;
ssize_t ret = ELF_LOAD_FAILED;
uint8_t e_ident[EI_NIDENT];
@@ -461,12 +462,7 @@ ssize_t load_elf_ram_sym(const char *filename,
ret = ELF_LOAD_NOT_ELF;
goto fail;
}
-#if HOST_BIG_ENDIAN
- data_order = ELFDATA2MSB;
-#else
- data_order = ELFDATA2LSB;
-#endif
- must_swab = data_order != e_ident[EI_DATA];
+ must_swab = host_data_order != e_ident[EI_DATA];
if (big_endian) {
target_data_order = ELFDATA2MSB;
} else {
--
2.47.1
next prev parent reply other threads:[~2025-01-31 21:08 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-31 21:04 [PULL 00/36] Misc HW patches for 2025-01-31 Philippe Mathieu-Daudé
2025-01-31 21:04 ` [PULL 01/36] hw/rx/rx-gdbsim: Remove unnecessary uses of &first_cpu Philippe Mathieu-Daudé
2025-01-31 21:04 ` [PULL 02/36] hw/mips/loongson3_virt: Factor generic_cpu_reset() out Philippe Mathieu-Daudé
2025-01-31 21:04 ` [PULL 03/36] hw/mips/loongson3_virt: Invert vCPU creation order to remove &first_cpu Philippe Mathieu-Daudé
2025-01-31 21:04 ` [PULL 04/36] hw/mips/loongson3_virt: Have fw_conf_init() access local loaderparams Philippe Mathieu-Daudé
2025-01-31 21:04 ` [PULL 05/36] hw/mips/loongson3_virt: Pass CPU argument to get_cpu_freq_hz() Philippe Mathieu-Daudé
2025-01-31 21:04 ` [PULL 06/36] hw/mips/loongson3_bootp: Include missing headers Philippe Mathieu-Daudé
2025-01-31 21:04 ` [PULL 07/36] hw/mips/loongson3: Propagate cpu_count to init_loongson_params() Philippe Mathieu-Daudé
2025-01-31 21:04 ` [PULL 08/36] hw/mips/loongson3_virt: Propagate cpu_count to init_boot_param() Philippe Mathieu-Daudé
2025-01-31 21:04 ` [PULL 09/36] hw/mips/loongson3_bootp: Propagate processor_id to init_cpu_info() Philippe Mathieu-Daudé
2025-01-31 21:04 ` [PULL 10/36] hw/mips/loongson3_virt: Propagate processor_id to init_loongson_params() Philippe Mathieu-Daudé
2025-01-31 21:04 ` [PULL 11/36] hw/mips/loongson3_virt: Propagate %processor_id to init_boot_param() Philippe Mathieu-Daudé
2025-01-31 21:04 ` [PULL 12/36] hw/mips/loongson3_bootp: Move to common_ss[] Philippe Mathieu-Daudé
2025-01-31 21:04 ` [PULL 13/36] hw/irq: Introduce qemu_init_irqs() helper Philippe Mathieu-Daudé
2025-01-31 21:04 ` [PULL 14/36] hw/ipack: Clarify KConfig symbols Philippe Mathieu-Daudé
2025-01-31 21:04 ` [PULL 15/36] hw/ipack: Remove legacy qemu_allocate_irqs() use Philippe Mathieu-Daudé
2025-01-31 21:04 ` [PULL 16/36] hw/sh4/r2d: Convert legacy qemu_allocate_irqs() to qemu_init_irqs() Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 17/36] hw/char/pci-multi: Convert legacy qemu_allocate_irqs to qemu_init_irq Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 18/36] hw/misc/i2c-echo: add tracing Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 19/36] hw/usb/hcd-ehci: Fix debug printf format string Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 20/36] hw/avr/boot: Replace load_elf_ram_sym() -> load_elf_as() Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 21/36] hw/loader: Remove unused load_elf_ram() Philippe Mathieu-Daudé
2025-01-31 21:05 ` Philippe Mathieu-Daudé [this message]
2025-01-31 21:05 ` [PULL 23/36] hw/loader: Pass ELFDATA endian order argument to load_elf_ram_sym() Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 24/36] hw/loader: Pass ELFDATA endian order argument to load_elf_as() Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 25/36] hw/loader: Pass ELFDATA endian order argument to load_elf() Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 26/36] hw/sd/omap_mmc: Do a minimal conversion to QDev Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 27/36] hw/sd/omap_mmc: Convert remaining 'struct omap_mmc_s' uses to OMAPMMCState Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 28/36] hw/sd/omap_mmc: Convert output qemu_irqs to gpio and sysbus IRQ APIs Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 29/36] hw/sd/omap_mmc: Convert to SDBus API Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 30/36] hw/sd/omap_mmc: Use similar API for "wire up omap_clk" to other OMAP devices Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 31/36] hw/arm/omap1: Inline creation of MMC Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 32/36] hw/sd/omap_mmc: Remove unused coverswitch qemu_irq Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 33/36] hw/sd/omap_mmc: Untabify Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 34/36] hw/sd: Remove unused 'enable' method from SDCardClass Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 35/36] hw/sd: Remove unused legacy functions, stop killing mammoths Philippe Mathieu-Daudé
2025-01-31 21:05 ` [PULL 36/36] hw/sd: Remove unused SDState::enable Philippe Mathieu-Daudé
2025-02-02 17:49 ` [PULL 00/36] Misc HW patches for 2025-01-31 Stefan Hajnoczi
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