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authorDavid Edmondson <david.edmondson@oracle.com>2021-07-05 11:46:32 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2021-07-06 08:33:51 +0200
commit48e5c98a38920e088a00e43cf12a4881fceeb4cb (patch)
tree72a03191c2b9dffefc905c5e064b2bc9787a350f /target/i386/tcg/tcg-cpu.h
parentfea4500841024195ec701713e05b92ebf667f192 (diff)
target/i386: Move X86XSaveArea into TCG
Given that TCG is now the only consumer of X86XSaveArea, move the structure definition and associated offset declarations and checks to a TCG specific header. Signed-off-by: David Edmondson <david.edmondson@oracle.com> Message-Id: <20210705104632.2902400-9-david.edmondson@oracle.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'target/i386/tcg/tcg-cpu.h')
-rw-r--r--target/i386/tcg/tcg-cpu.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/target/i386/tcg/tcg-cpu.h b/target/i386/tcg/tcg-cpu.h
index 36bd300af0..53a8494455 100644
--- a/target/i386/tcg/tcg-cpu.h
+++ b/target/i386/tcg/tcg-cpu.h
@@ -19,6 +19,63 @@
#ifndef TCG_CPU_H
#define TCG_CPU_H
+#define XSAVE_FCW_FSW_OFFSET 0x000
+#define XSAVE_FTW_FOP_OFFSET 0x004
+#define XSAVE_CWD_RIP_OFFSET 0x008
+#define XSAVE_CWD_RDP_OFFSET 0x010
+#define XSAVE_MXCSR_OFFSET 0x018
+#define XSAVE_ST_SPACE_OFFSET 0x020
+#define XSAVE_XMM_SPACE_OFFSET 0x0a0
+#define XSAVE_XSTATE_BV_OFFSET 0x200
+#define XSAVE_AVX_OFFSET 0x240
+#define XSAVE_BNDREG_OFFSET 0x3c0
+#define XSAVE_BNDCSR_OFFSET 0x400
+#define XSAVE_OPMASK_OFFSET 0x440
+#define XSAVE_ZMM_HI256_OFFSET 0x480
+#define XSAVE_HI16_ZMM_OFFSET 0x680
+#define XSAVE_PKRU_OFFSET 0xa80
+
+typedef struct X86XSaveArea {
+ X86LegacyXSaveArea legacy;
+ X86XSaveHeader header;
+
+ /* Extended save areas: */
+
+ /* AVX State: */
+ XSaveAVX avx_state;
+
+ /* Ensure that XSaveBNDREG is properly aligned. */
+ uint8_t padding[XSAVE_BNDREG_OFFSET
+ - sizeof(X86LegacyXSaveArea)
+ - sizeof(X86XSaveHeader)
+ - sizeof(XSaveAVX)];
+
+ /* MPX State: */
+ XSaveBNDREG bndreg_state;
+ XSaveBNDCSR bndcsr_state;
+ /* AVX-512 State: */
+ XSaveOpmask opmask_state;
+ XSaveZMM_Hi256 zmm_hi256_state;
+ XSaveHi16_ZMM hi16_zmm_state;
+ /* PKRU State: */
+ XSavePKRU pkru_state;
+} X86XSaveArea;
+
+QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.fcw) != XSAVE_FCW_FSW_OFFSET);
+QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.ftw) != XSAVE_FTW_FOP_OFFSET);
+QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.fpip) != XSAVE_CWD_RIP_OFFSET);
+QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.fpdp) != XSAVE_CWD_RDP_OFFSET);
+QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.mxcsr) != XSAVE_MXCSR_OFFSET);
+QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.fpregs) != XSAVE_ST_SPACE_OFFSET);
+QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, legacy.xmm_regs) != XSAVE_XMM_SPACE_OFFSET);
+QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, avx_state) != XSAVE_AVX_OFFSET);
+QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, bndreg_state) != XSAVE_BNDREG_OFFSET);
+QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, bndcsr_state) != XSAVE_BNDCSR_OFFSET);
+QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, opmask_state) != XSAVE_OPMASK_OFFSET);
+QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, zmm_hi256_state) != XSAVE_ZMM_HI256_OFFSET);
+QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, hi16_zmm_state) != XSAVE_HI16_ZMM_OFFSET);
+QEMU_BUILD_BUG_ON(offsetof(X86XSaveArea, pkru_state) != XSAVE_PKRU_OFFSET);
+
bool tcg_cpu_realizefn(CPUState *cs, Error **errp);
#endif /* TCG_CPU_H */