Fix: Hexagon relocations (#2612)

* Add more relocation types. * Replace flawed patching algorithm with the `llvm-llds` algorithm. * Add macros for bitmasks. * Remove code duplicates. * Add relocation tests.
rizinorg · May 13, 2022 · fb66527 · fb66527
1 parent e767046
commit fb66527
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diff --git a/librz/bin/format/elf/glibc_elf.h b/librz/bin/format/elf/glibc_elf.h
@@ -4225,6 +4225,21 @@ enum {
 #define R_HEX_LD_PLT_B32_PCREL_X 98 /*  Word32_X26  (S + A - P) >> 6      Signed   Truncate */
 #define R_HEX_27_REG             99 /*  Word32_M25  (S + A - MB) >> 2     Unsigned Verify */
 
+#define R_HEX_BITMASK_WORD8      0xff
+#define R_HEX_BITMASK_WORD16     0xffff
+#define R_HEX_BITMASK_WORD32     0xffffffff
+#define R_HEX_BITMASK_WORD32_LO  0x00c03fff
+#define R_HEX_BITMASK_WORD32_HL  0x00c03fff
+#define R_HEX_BITMASK_WORD32_B7  0x00001f18
+#define R_HEX_BITMASK_WORD32_B9  0x003000fe
+#define R_HEX_BITMASK_WORD32_B13 0x00202ffe
+#define R_HEX_BITMASK_WORD32_B15 0x00df20fe
+#define R_HEX_BITMASK_WORD32_B22 0x01ff3ffe
+#define R_HEX_BITMASK_WORD32_M21 0x0fff3fe0
+#define R_HEX_BITMASK_WORD32_M25 0x0fff3fef
+#define R_HEX_BITMASK_WORD32_R6  0x000007e0
+#define R_HEX_BITMASK_WORD32_X26 0x0fff3fff
+
 /* Dynamic array tags */
 
 #define DT_HEXAGON_SYMSZ 0x70000000