[AMDGPU] Update documentation about DWARF registers mapping. NFC

[rampitec]

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[rampitec]

• [AMDGPU] Update documentation about DWARF registers mapping. NFC #159447 👈 (View in Graphite)
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[llvmbot]

@llvm/pr-subscribers-backend-amdgpu

Author: Stanislav Mekhanoshin (rampitec)

Changes

---

Full diff: https://github.com/llvm/llvm-project/pull/159447.diff

1 Files Affected:

• (modified) llvm/docs/AMDGPUUsage.rst (+4-4)

diff --git a/llvm/docs/AMDGPUUsage.rst b/llvm/docs/AMDGPUUsage.rst
index 26dd6cc243f34..edabdc595a1f0 100644
--- a/llvm/docs/AMDGPUUsage.rst
+++ b/llvm/docs/AMDGPUUsage.rst
@@ -2964,12 +2964,9 @@ mapping.
    1088-1129      SGPR64-SGPR105    32       Scalar General Purpose Registers.
    1130-1535      *Reserved*                 *Reserved for future Scalar
                                              General Purpose Registers.*
-   1536-1791      VGPR0-VGPR255     32*32    Vector General Purpose Registers
+   1536-2047      VGPR0-VGPR511     32*32    Vector General Purpose Registers
                                              when executing in wavefront 32
                                              mode.
-   1792-2047      *Reserved*                 *Reserved for future Vector
-                                             General Purpose Registers when
-                                             executing in wavefront 32 mode.*
    2048-2303      AGPR0-AGPR255     32*32    Vector Accumulation Registers
                                              when executing in wavefront 32
                                              mode.
@@ -2988,6 +2985,9 @@ mapping.
    3328-3583      *Reserved*                 *Reserved for future Vector
                                              Accumulation Registers when
                                              executing in wavefront 64 mode.*
+   3584-4095      VGPR512-VGPR1023  32*32    Second Block of Vector General
+                                             Purpose Registers When executing
+                                             in wavefront 32 mode
    ============== ================= ======== ==================================
 
 The vector registers are represented as the full size for the wavefront. They