From: "Philippe Mathieu-Daudé" <philmd@redhat.com>
To: qemu-devel@nongnu.org
Cc: "Peter Maydell" <peter.maydell@linaro.org>,
"Michael S. Tsirkin" <mst@redhat.com>,
"Philippe Mathieu-Daudé" <philmd@redhat.com>,
"Huacai Chen" <chenhuacai@kernel.org>,
"Richard Henderson" <richard.henderson@linaro.org>,
"Peter Xu" <peterx@redhat.com>,
"Paolo Bonzini" <pbonzini@redhat.com>,
"Bibo Mao" <maobibo@loongson.cn>
Subject: [RFC PATCH 11/25] qemu/bswap: Use LD_CONVERT macro to emit 16-bit unsigned load/store code
Date: Tue, 18 May 2021 20:36:41 +0200 [thread overview]
Message-ID: <20210518183655.1711377-12-philmd@redhat.com> (raw)
In-Reply-To: <20210518183655.1711377-1-philmd@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
include/qemu/bswap.h | 18 +-----------------
1 file changed, 1 insertion(+), 17 deletions(-)
diff --git a/include/qemu/bswap.h b/include/qemu/bswap.h
index af9b18f373d..ee86dc4ed8c 100644
--- a/include/qemu/bswap.h
+++ b/include/qemu/bswap.h
@@ -336,13 +336,6 @@ static inline void stb_p(void *ptr, uint8_t v)
* of good performance.
*/
-static inline int lduw_he_p(const void *ptr)
-{
- uint16_t r;
- __builtin_memcpy(&r, ptr, sizeof(r));
- return r;
-}
-
static inline int ldl_he_p(const void *ptr)
{
int32_t r;
@@ -367,11 +360,6 @@ static inline void stq_he_p(void *ptr, uint64_t v)
__builtin_memcpy(ptr, &v, sizeof(v));
}
-static inline int lduw_le_p(const void *ptr)
-{
- return (uint16_t)le_bswap(lduw_he_p(ptr), 16);
-}
-
static inline int ldl_le_p(const void *ptr)
{
return le_bswap(ldl_he_p(ptr), 32);
@@ -392,11 +380,6 @@ static inline void stq_le_p(void *ptr, uint64_t v)
stq_he_p(ptr, le_bswap(v, 64));
}
-static inline int lduw_be_p(const void *ptr)
-{
- return (uint16_t)be_bswap(lduw_he_p(ptr), 16);
-}
-
static inline int ldl_be_p(const void *ptr)
{
return be_bswap(ldl_he_p(ptr), 32);
@@ -455,6 +438,7 @@ static inline void st ## size ## _ ## endian ## _p(void *ptr, vtype v)\
ST_CONVERT(16, uint16_t, w)
LD_CONVERT(16, int, int16_t, sw)
+LD_CONVERT(16, int, uint16_t, uw)
static inline unsigned long leul_to_cpu(unsigned long v)
{
--
2.26.3
next prev parent reply other threads:[~2021-05-18 18:43 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-18 18:36 [RFC PATCH 00/25] exec: Add load/store API for aligned pointers Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 01/25] exec/memory_ldst_cached: Sort declarations Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 02/25] exec/memory_ldst_phys: " Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 03/25] exec/memory_ldst: Use correct type sizes Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 04/25] exec/memory_ldst_phys: " Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 05/25] exec/memory_ldst_cached: Use correct type size Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 06/25] exec/memory: " Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 07/25] qemu/bswap: Introduce ST_CONVERT() macro Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 08/25] qemu/bswap: Use ST_CONVERT() macro to emit 16-bit load/store functions Philippe Mathieu-Daudé
2021-05-18 20:08 ` Peter Maydell
2021-05-19 17:30 ` Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 09/25] qemu/bswap: Introduce LD_CONVERT() macro Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 10/25] qemu/bswap: Use LD_CONVERT macro to emit 16-bit signed load/store code Philippe Mathieu-Daudé
2021-05-18 18:36 ` Philippe Mathieu-Daudé [this message]
2021-05-18 18:36 ` [RFC PATCH 12/25] qemu/bswap: Use LDST_CONVERT macro to emit 32-bit load/store functions Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 13/25] qemu/bswap: Use LDST_CONVERT macro to emit 64-bit " Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 14/25] qemu/bswap: Introduce load/store for aligned pointer Philippe Mathieu-Daudé
2021-05-18 20:15 ` Peter Maydell
2021-05-19 5:56 ` Philippe Mathieu-Daudé
2021-05-19 9:08 ` Stefan Hajnoczi
2021-05-18 18:36 ` [RFC PATCH 15/25] exec/memory: Add methods for aligned pointer access (address space) Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 16/25] exec/memory: Add methods for aligned pointer access (physical memory) Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 17/25] hw/virtio: Use correct type sizes Philippe Mathieu-Daudé
2021-05-20 16:27 ` Richard Henderson
2021-05-20 19:13 ` Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 18/25] hw/virtio: Introduce VIRTIO_LD_CONVERT() macro Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 19/25] hw/virtio: Use LD_CONVERT macro to emit 16-bit unsigned load/store code Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 20/25] hw/virtio: Introduce VIRTIO_ST_CONVERT() macro Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 21/25] hw/virtio: Use ST_CONVERT() macro to emit 16-bit load/store functions Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 22/25] hw/virtio: Use LDST_CONVERT macro to emit 32-bit " Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 23/25] hw/virtio: Use LDST_CONVERT macro to emit 64-bit " Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 24/25] hw/virtio: Add methods for aligned pointer access Philippe Mathieu-Daudé
2021-05-18 18:36 ` [RFC PATCH 25/25] hw/virtio: Optimize accesses on vring aligned pointers Philippe Mathieu-Daudé
2021-05-18 18:42 ` [RFC PATCH 00/25] exec: Add load/store API for " no-reply
2021-05-19 19:20 ` Richard Henderson
2021-05-19 19:40 ` Philippe Mathieu-Daudé
2021-05-20 16:28 ` Richard Henderson
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