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[Qemu-devel] [PULL 08/10] s390x: Add vector registers to ELF dump
From: |
Cornelia Huck |
Subject: |
[Qemu-devel] [PULL 08/10] s390x: Add vector registers to ELF dump |
Date: |
Thu, 28 May 2015 10:43:03 +0200 |
From: Eric Farman <address@hidden>
Create ELF notes for the vector registers where applicable, so that
their contents can be examined by utilities such as crash or readelf.
Signed-off-by: Eric Farman <address@hidden>
Reviewed-by: David Hildenbrand <address@hidden>
Signed-off-by: Cornelia Huck <address@hidden>
---
target-s390x/arch_dump.c | 39 +++++++++++++++++++++++++++++++++++++++
1 file changed, 39 insertions(+)
diff --git a/target-s390x/arch_dump.c b/target-s390x/arch_dump.c
index 36e8407..dab63eb 100644
--- a/target-s390x/arch_dump.c
+++ b/target-s390x/arch_dump.c
@@ -44,6 +44,18 @@ struct S390xElfFpregsetStruct {
typedef struct S390xElfFpregsetStruct S390xElfFpregset;
+struct S390xElfVregsLoStruct {
+ uint64_t vregs[16];
+} QEMU_PACKED;
+
+typedef struct S390xElfVregsLoStruct S390xElfVregsLo;
+
+struct S390xElfVregsHiStruct {
+ uint64_t vregs[16][2];
+} QEMU_PACKED;
+
+typedef struct S390xElfVregsHiStruct S390xElfVregsHi;
+
typedef struct noteStruct {
Elf64_Nhdr hdr;
char name[5];
@@ -51,6 +63,8 @@ typedef struct noteStruct {
union {
S390xElfPrstatus prstatus;
S390xElfFpregset fpregset;
+ S390xElfVregsLo vregslo;
+ S390xElfVregsHi vregshi;
uint32_t prefix;
uint64_t timer;
uint64_t todcmp;
@@ -87,6 +101,29 @@ static void s390x_write_elf64_fpregset(Note *note, S390CPU
*cpu)
}
}
+static void s390x_write_elf64_vregslo(Note *note, S390CPU *cpu)
+{
+ int i;
+
+ note->hdr.n_type = cpu_to_be32(NT_S390_VXRS_LOW);
+ for (i = 0; i <= 15; i++) {
+ note->contents.vregslo.vregs[i] = cpu_to_be64(cpu->env.vregs[i][1].ll);
+ }
+}
+
+static void s390x_write_elf64_vregshi(Note *note, S390CPU *cpu)
+{
+ int i;
+ S390xElfVregsHi *temp_vregshi;
+
+ temp_vregshi = ¬e->contents.vregshi;
+
+ note->hdr.n_type = cpu_to_be32(NT_S390_VXRS_HIGH);
+ for (i = 0; i <= 15; i++) {
+ temp_vregshi->vregs[i][0] = cpu_to_be64(cpu->env.vregs[i + 16][0].ll);
+ temp_vregshi->vregs[i][1] = cpu_to_be64(cpu->env.vregs[i + 16][1].ll);
+ }
+}
static void s390x_write_elf64_timer(Note *note, S390CPU *cpu)
{
@@ -135,6 +172,8 @@ static const struct NoteFuncDescStruct {
{sizeof(((Note *)0)->contents.timer), s390x_write_elf64_timer},
{sizeof(((Note *)0)->contents.todcmp), s390x_write_elf64_todcmp},
{sizeof(((Note *)0)->contents.todpreg), s390x_write_elf64_todpreg},
+ {sizeof(((Note *)0)->contents.vregslo), s390x_write_elf64_vregslo},
+ {sizeof(((Note *)0)->contents.vregshi), s390x_write_elf64_vregshi},
{ 0, NULL}
};
--
2.4.2
- [Qemu-devel] [PULL 00/10] s390x: SIMD support, Cornelia Huck, 2015/05/28
- [Qemu-devel] [PULL 03/10] s390x: Store Additional Status SIGP order, Cornelia Huck, 2015/05/28
- [Qemu-devel] [PULL 05/10] s390x: gdb updates for vector registers, Cornelia Huck, 2015/05/28
- [Qemu-devel] [PULL 07/10] linux/elf.h update, Cornelia Huck, 2015/05/28
- [Qemu-devel] [PULL 06/10] s390x: Add vector registers to HMP output, Cornelia Huck, 2015/05/28
- [Qemu-devel] [PULL 04/10] gdb-xml: Include XML for s390 vector registers, Cornelia Huck, 2015/05/28
- [Qemu-devel] [PULL 10/10] s390x: Enable vector processing capability, Cornelia Huck, 2015/05/28
- [Qemu-devel] [PULL 09/10] s390x: Migrate vector registers, Cornelia Huck, 2015/05/28
- [Qemu-devel] [PULL 02/10] s390x: Vector Register IOCTLs, Cornelia Huck, 2015/05/28
- [Qemu-devel] [PULL 01/10] s390x: Common access to floating point registers, Cornelia Huck, 2015/05/28
- [Qemu-devel] [PULL 08/10] s390x: Add vector registers to ELF dump,
Cornelia Huck <=
- Re: [Qemu-devel] [PULL 00/10] s390x: SIMD support, Peter Maydell, 2015/05/28