From 551747491d6677e4cc6cac8750462887a09bc722 Mon Sep 17 00:00:00 2001 From: Juan Quintela Date: Mon, 11 Jan 2016 12:40:21 +0000 Subject: [PATCH] vmstate: introduce CPU_DoubleU arrays Add vmstate support for migrating arrays of CPU_DoubleU via VMSTATE_CPUDOUBLE_ARRAY. Signed-off-by: Juan Quintela [PMM: rebased, since files have all moved since 2012; added VMSTATE_CPUDOUBLE_ARRAY_V for consistency with FLOAT64] Signed-off-by: Peter Maydell Signed-off-by: Mark Cave-Ayland --- include/migration/vmstate.h | 7 +++++++ migration/vmstate.c | 23 +++++++++++++++++++++++ 2 files changed, 30 insertions(+) diff --git a/include/migration/vmstate.h b/include/migration/vmstate.h index 97d44d3953..9b516c1bfe 100644 --- a/include/migration/vmstate.h +++ b/include/migration/vmstate.h @@ -156,6 +156,7 @@ extern const VMStateInfo vmstate_info_uint32; extern const VMStateInfo vmstate_info_uint64; extern const VMStateInfo vmstate_info_float64; +extern const VMStateInfo vmstate_info_cpudouble; extern const VMStateInfo vmstate_info_timer; extern const VMStateInfo vmstate_info_buffer; @@ -781,6 +782,12 @@ extern const VMStateInfo vmstate_info_bitmap; #define VMSTATE_FLOAT64_ARRAY(_f, _s, _n) \ VMSTATE_FLOAT64_ARRAY_V(_f, _s, _n, 0) +#define VMSTATE_CPUDOUBLE_ARRAY_V(_f, _s, _n, _v) \ + VMSTATE_ARRAY(_f, _s, _n, _v, vmstate_info_cpudouble, CPU_DoubleU) + +#define VMSTATE_CPUDOUBLE_ARRAY(_f, _s, _n) \ + VMSTATE_CPUDOUBLE_ARRAY_V(_f, _s, _n, 0) + #define VMSTATE_BUFFER_V(_f, _s, _v) \ VMSTATE_STATIC_BUFFER(_f, _s, _v, NULL, 0, sizeof(typeof_field(_s, _f))) diff --git a/migration/vmstate.c b/migration/vmstate.c index e8ccf22f67..f70fe59a3c 100644 --- a/migration/vmstate.c +++ b/migration/vmstate.c @@ -794,6 +794,29 @@ const VMStateInfo vmstate_info_float64 = { .put = put_float64, }; +/* CPU_DoubleU type */ + +static int get_cpudouble(QEMUFile *f, void *pv, size_t size) +{ + CPU_DoubleU *v = pv; + qemu_get_be32s(f, &v->l.upper); + qemu_get_be32s(f, &v->l.lower); + return 0; +} + +static void put_cpudouble(QEMUFile *f, void *pv, size_t size) +{ + CPU_DoubleU *v = pv; + qemu_put_be32s(f, &v->l.upper); + qemu_put_be32s(f, &v->l.lower); +} + +const VMStateInfo vmstate_info_cpudouble = { + .name = "CPU_Double_U", + .get = get_cpudouble, + .put = put_cpudouble, +}; + /* uint8_t buffers */ static int get_buffer(QEMUFile *f, void *pv, size_t size) -- 2.11.4.GIT