Changeset 104139 in vbox for trunk/src

Timestamp:

Apr 3, 2024 1:31:56 PM (10 months ago)

Author:

vboxsync

Message:

VMM/IEM: Rework MXCSR handling for AVX instructions. See r162550 for an explanation, bugref:10641 [build fix]

File:

• trunk/src/VBox/VMM/VMMAll/IEMAllAImpl.asm (modified) (8 diffs)

trunk/src/VBox/VMM/VMMAll/IEMAllAImpl.asm

@@ -5018 +5018 @@
         PROLOGUE_4_ARGS
         IEMIMPL_AVX_PROLOGUE
-        AVX_LD_XSAVEAREA_MXCSR A0
+        SSE_AVX_LD_MXCSR A0_32
 
         vmovdqu  xmm0, [A2]
@@ -5025 +5025 @@
         vmovdqu  [A1], xmm0
 
-        AVX128_ST_XSAVEAREA_MXCSR A1
+        SSE_AVX_ST_MXCSR R0_32, A0_32
         IEMIMPL_AVX_PROLOGUE
         EPILOGUE_4_ARGS
@@ -5073 +5073 @@
         PROLOGUE_4_ARGS
         IEMIMPL_AVX_PROLOGUE
-        AVX_LD_XSAVEAREA_MXCSR A0
+        SSE_AVX_LD_MXCSR A0_32
 
         vmovdqu  xmm0, [A2]
@@ -5080 +5080 @@
         vmovdqu  [A1], xmm0
 
-        AVX128_ST_XSAVEAREA_MXCSR A1
+        SSE_AVX_ST_MXCSR R0_32, A0_32
         IEMIMPL_AVX_EPILOGUE
         EPILOGUE_4_ARGS
@@ -5127 +5127 @@
         PROLOGUE_4_ARGS
         IEMIMPL_AVX_PROLOGUE
-        AVX_LD_XSAVEAREA_MXCSR A0
+        SSE_AVX_LD_MXCSR A0_32
 
         vmovdqu   xmm0, [A2]
@@ -5134 +5134 @@
         vmovdqu  [A1], xmm0
 
-        AVX128_ST_XSAVEAREA_MXCSR A1
+        SSE_AVX_ST_MXCSR R0_32, A0_32
         IEMIMPL_AVX_EPILOGUE
         EPILOGUE_4_ARGS
@@ -5142 +5142 @@
         PROLOGUE_4_ARGS
         IEMIMPL_AVX_PROLOGUE
-        AVX_LD_XSAVEAREA_MXCSR A0
+        SSE_AVX_LD_MXCSR A0_32
 
         vmovdqu    ymm0, [A2]
@@ -5153 +5153 @@
         vmovdqu    [A1], ymm0
 
-        AVX256_ST_XSAVEAREA_MXCSR A1
+        SSE_AVX_ST_MXCSR R0_32, A0_32
         IEMIMPL_AVX_EPILOGUE
         EPILOGUE_4_ARGS