rand/rand-x86ish.S: Establish GOT pointer before making an i386 PLT call.

Otherwise you just get a segfault.

diff --git a/rand/rand-x86ish.S b/rand/rand-x86ish.S
index b91a9373bfc0abd2d9f75ff4317329e50397c59a..399ccb1dace06404ecd8e68fb5f491ac05260e58 100644 (file)
--- a/rand/rand-x86ish.S
+++ b/rand/rand-x86ish.S
@@ -54,7 +54,8 @@ FUNC(rand_quick_x86ish_rdrand)
 
 #if CPUFAM_X86
        mov     edx, [SP + 4]
 
 #if CPUFAM_X86
        mov     edx, [SP + 4]

-       stalloc 28
+       push    ebx
+       stalloc 24

 #endif
 #if CPUFAM_AMD64 && ABI_SYSV
        stalloc 8
 #endif
 #if CPUFAM_AMD64 && ABI_SYSV
        stalloc 8


@@ -82,7 +83,8 @@ FUNC(rand_quick_x86ish_rdseed)
 
 #if CPUFAM_X86
        mov     edx, [SP + 4]
 
 #if CPUFAM_X86
        mov     edx, [SP + 4]

-       stalloc 28
+       push    ebx
+       stalloc 24

 #endif
 #if CPUFAM_AMD64 && ABI_SYSV
        stalloc 8
 #endif
 #if CPUFAM_AMD64 && ABI_SYSV
        stalloc 8


@@ -106,6 +108,7 @@ FUNC(rand_quick_x86ish_rdseed)
        // Success.
 1:
 #if CPUFAM_X86
        // Success.
 1:
 #if CPUFAM_X86

+       ldgot   ebx

        mov     [SP + 16], AX
        lea     ecx, [SP + 16]
        mov     dword ptr [SP + 12], 32
        mov     [SP + 16], AX
        lea     ecx, [SP + 16]
        mov     dword ptr [SP + 12], 32


@@ -131,7 +134,8 @@ FUNC(rand_quick_x86ish_rdseed)
        // Done.
 9:
 #if CPUFAM_X86
        // Done.
 9:
 #if CPUFAM_X86

-       stfree  28
+       stfree  24
+       pop     ebx

 #endif
 #if CPUFAM_AMD64 && ABI_SYSV
        stfree  8
 #endif
 #if CPUFAM_AMD64 && ABI_SYSV
        stfree  8