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[Qemu-ppc] [PATCH 4/9] target-ppc: Correct LE Host Inversion of Lower VS
From: |
Tom Musta |
Subject: |
[Qemu-ppc] [PATCH 4/9] target-ppc: Correct LE Host Inversion of Lower VSRs |
Date: |
Wed, 26 Mar 2014 15:45:49 -0500 |
This change properly orders the doublewords of the VSRs 0-31. Because these
registers are constructed from separate doublewords, they must be inverted
on Little Endian hosts. The inversion is performed both when the VSR is read
and when it is written.
Signed-off-by: Tom Musta <address@hidden>
Tested-by: Tom Musta <address@hidden>
---
target-ppc/fpu_helper.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/target-ppc/fpu_helper.c b/target-ppc/fpu_helper.c
index d79aae9..9fc7dd8 100644
--- a/target-ppc/fpu_helper.c
+++ b/target-ppc/fpu_helper.c
@@ -1793,8 +1793,8 @@ typedef union _ppc_vsr_t {
static void getVSR(int n, ppc_vsr_t *vsr, CPUPPCState *env)
{
if (n < 32) {
- vsr->f64[0] = env->fpr[n];
- vsr->u64[1] = env->vsr[n];
+ vsr->VsrD(0) = env->fpr[n];
+ vsr->VsrD(1) = env->vsr[n];
} else {
vsr->u64[0] = env->avr[n-32].u64[0];
vsr->u64[1] = env->avr[n-32].u64[1];
@@ -1804,8 +1804,8 @@ static void getVSR(int n, ppc_vsr_t *vsr, CPUPPCState
*env)
static void putVSR(int n, ppc_vsr_t *vsr, CPUPPCState *env)
{
if (n < 32) {
- env->fpr[n] = vsr->f64[0];
- env->vsr[n] = vsr->u64[1];
+ env->fpr[n] = vsr->VsrD(0);
+ env->vsr[n] = vsr->VsrD(1);
} else {
env->avr[n-32].u64[0] = vsr->u64[0];
env->avr[n-32].u64[1] = vsr->u64[1];
--
1.7.1
- [Qemu-ppc] [PATCH 0/9] target-ppc: VSX Bug Fixes, Tom Musta, 2014/03/26
- [Qemu-ppc] [PATCH 1/9] softfloat: Introduce float32_to_uint64_round_to_zero, Tom Musta, 2014/03/26
- [Qemu-ppc] [PATCH 2/9] target-ppc: Bug: VSX Convert to Integer Should Truncate, Tom Musta, 2014/03/26
- [Qemu-ppc] [PATCH 3/9] target-ppc: Define Endian-Correct Accessors for VSR Field Acess, Tom Musta, 2014/03/26
- [Qemu-ppc] [PATCH 4/9] target-ppc: Correct LE Host Inversion of Lower VSRs,
Tom Musta <=
- [Qemu-ppc] [PATCH 5/9] target-ppc: Correct Simple VSR LE Host Inversions, Tom Musta, 2014/03/26
- [Qemu-ppc] [PATCH 6/9] target-ppc: Correct VSX Scalar Compares, Tom Musta, 2014/03/26
- [Qemu-ppc] [PATCH 7/9] target-ppc: Correct VSX FP to FP Conversions, Tom Musta, 2014/03/26
- [Qemu-ppc] [PATCH 8/9] target-ppc: Correct VSX FP to Integer Conversion, Tom Musta, 2014/03/26
- [Qemu-ppc] [PATCH 9/9] target-ppc: Correct VSX Integer to FP Conversion, Tom Musta, 2014/03/26
- Re: [Qemu-ppc] [Qemu-devel] [PATCH 0/9] target-ppc: VSX Bug Fixes, Anton Blanchard, 2014/03/27