use xpcom code for linux instead of our original.

fix PR/33181.

1 files changed, 0 insertions, 180 deletions

diff --git a/www/firefox/patches/patch-bu b/www/firefox/patches/patch-bu
deleted file mode 100644
index f3cf45e935c..00000000000
--- a/www/firefox/patches/patch-bu
+++ /dev/null
@@ -1,180 +0,0 @@
-$NetBSD: patch-bu,v 1.4 2005/12/10 13:47:22 taya Exp $
-
-diff -ruN ../Orig/mozilla/xpcom/reflect/xptcall/src/md/unix/xptcinvoke_unixish_amd64.cpp ./xpcom/reflect/xptcall/src/md/unix/xptcinvoke_unixish_amd64.cpp
---- ../Orig/mozilla/xpcom/reflect/xptcall/src/md/unix/xptcinvoke_unixish_amd64.cpp	1970-01-01 09:00:00.000000000 +0900
-+++ ./xpcom/reflect/xptcall/src/md/unix/xptcinvoke_unixish_amd64.cpp	2005-12-07 00:07:35.000000000 +0900
-@@ -0,0 +1,174 @@
-+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-+// Platform specific code to invoke XPCOM methods on native objects
-+
-+#include "xptcprivate.h"
-+
-+// 6 integral parameters are passed in registers
-+const PRUint32 GPR_COUNT = 6;
-+
-+// 8 floating point parameters are passed in SSE registers
-+const PRUint32 FPR_COUNT = 8;
-+
-+// Remember that these 'words' are 64-bit long
-+static inline void
-+invoke_count_words(PRUint32 paramCount, nsXPTCVariant * s,
-+                   PRUint32 & nr_gpr, PRUint32 & nr_fpr, PRUint32 & nr_stack)
-+{
-+    nr_gpr = 1; // skip one GP register for 'that'
-+    nr_fpr = 0;
-+    nr_stack = 0;
-+
-+    /* Compute number of eightbytes of class MEMORY.  */
-+    for (uint32 i = 0; i < paramCount; i++, s++) {
-+        if (!s->IsPtrData()
-+            && (s->type == nsXPTType::T_FLOAT || s->type == nsXPTType::T_DOUBLE)) {
-+            if (nr_fpr < FPR_COUNT)
-+                nr_fpr++;
-+            else
-+                nr_stack++;
-+        }
-+        else {
-+            if (nr_gpr < GPR_COUNT)
-+                nr_gpr++;
-+            else
-+                nr_stack++;
-+        }
-+    }
-+}
-+
-+static void
-+invoke_copy_to_stack(PRUint64 * d, PRUint32 paramCount, nsXPTCVariant * s,
-+                     PRUint64 * gpregs, double * fpregs)
-+{
-+    PRUint32 nr_gpr = 1; // skip one GP register for 'that'
-+    PRUint32 nr_fpr = 0;
-+    PRUint64 value;
-+
-+    for (uint32 i = 0; i < paramCount; i++, s++) {
-+        if (s->IsPtrData())
-+            value = (PRUint64) s->ptr;
-+        else {
-+            switch (s->type) {
-+            case nsXPTType::T_FLOAT:                                break;
-+            case nsXPTType::T_DOUBLE:                               break;
-+            case nsXPTType::T_I8:     value = s->val.i8;            break;
-+            case nsXPTType::T_I16:    value = s->val.i16;           break;
-+            case nsXPTType::T_I32:    value = s->val.i32;           break;
-+            case nsXPTType::T_I64:    value = s->val.i64;           break;
-+            case nsXPTType::T_U8:     value = s->val.u8;            break;
-+            case nsXPTType::T_U16:    value = s->val.u16;           break;
-+            case nsXPTType::T_U32:    value = s->val.u32;           break;
-+            case nsXPTType::T_U64:    value = s->val.u64;           break;
-+            case nsXPTType::T_BOOL:   value = s->val.b;             break;
-+            case nsXPTType::T_CHAR:   value = s->val.c;             break;
-+            case nsXPTType::T_WCHAR:  value = s->val.wc;            break;
-+            default:                  value = (PRUint64) s->val.p;  break;
-+            }
-+        }
-+
-+        if (!s->IsPtrData() && s->type == nsXPTType::T_DOUBLE) {
-+            if (nr_fpr < FPR_COUNT)
-+                fpregs[nr_fpr++] = s->val.d;
-+            else {
-+                *((double *)d) = s->val.d;
-+                d++;
-+            }
-+        }
-+        else if (!s->IsPtrData() && s->type == nsXPTType::T_FLOAT) {
-+            if (nr_fpr < FPR_COUNT)
-+                // The value in %xmm register is already prepared to
-+                // be retrieved as a float. Therefore, we pass the
-+                // value verbatim, as a double without conversion.
-+                fpregs[nr_fpr++] = s->val.d;
-+            else {
-+                *((float *)d) = s->val.f;
-+                d++;
-+            }
-+        }
-+        else {
-+            if (nr_gpr < GPR_COUNT)
-+                gpregs[nr_gpr++] = value;
-+            else
-+                *d++ = value;
-+        }
-+    }
-+}
-+
-+extern "C"
-+XPTC_PUBLIC_API(nsresult)
-+XPTC_InvokeByIndex(nsISupports * that, PRUint32 methodIndex,
-+                   PRUint32 paramCount, nsXPTCVariant * params)
-+{
-+    PRUint32 nr_gpr, nr_fpr, nr_stack;
-+    invoke_count_words(paramCount, params, nr_gpr, nr_fpr, nr_stack);
-+    
-+    // Stack, if used, must be 16-bytes aligned
-+    if (nr_stack)
-+        nr_stack = (nr_stack + 1) & ~1;
-+
-+    // Load parameters to stack, if necessary
-+    PRUint64 *stack = (PRUint64 *) __builtin_alloca(nr_stack * 8);
-+    PRUint64 gpregs[GPR_COUNT];
-+    double fpregs[FPR_COUNT];
-+    invoke_copy_to_stack(stack, paramCount, params, gpregs, fpregs);
-+
-+    // Load FPR registers from fpregs[]
-+    register double d0 asm("xmm0");
-+    register double d1 asm("xmm1");
-+    register double d2 asm("xmm2");
-+    register double d3 asm("xmm3");
-+    register double d4 asm("xmm4");
-+    register double d5 asm("xmm5");
-+    register double d6 asm("xmm6");
-+    register double d7 asm("xmm7");
-+
-+    switch (nr_fpr) {
-+#define ARG_FPR(N) \
-+    case N+1: d##N = fpregs[N];
-+        ARG_FPR(7);
-+        ARG_FPR(6);
-+        ARG_FPR(5);
-+        ARG_FPR(4);
-+        ARG_FPR(3);
-+        ARG_FPR(2);
-+        ARG_FPR(1);
-+        ARG_FPR(0);
-+    case 0:;
-+#undef ARG_FPR
-+    }
-+    
-+    // Load GPR registers from gpregs[]
-+    register PRUint64 a0 asm("rdi");
-+    register PRUint64 a1 asm("rsi");
-+    register PRUint64 a2 asm("rdx");
-+    register PRUint64 a3 asm("rcx");
-+    register PRUint64 a4 asm("r8");
-+    register PRUint64 a5 asm("r9");
-+    
-+    switch (nr_gpr) {
-+#define ARG_GPR(N) \
-+    case N+1: a##N = gpregs[N];
-+        ARG_GPR(5);
-+        ARG_GPR(4);
-+        ARG_GPR(3);
-+        ARG_GPR(2);
-+        ARG_GPR(1);
-+    case 1: a0 = (PRUint64) that;
-+    case 0:;
-+#undef ARG_GPR
-+    }
-+
-+    // Ensure that assignments to SSE registers won't be optimized away
-+    asm("" ::
-+        "x" (d0), "x" (d1), "x" (d2), "x" (d3),
-+        "x" (d4), "x" (d5), "x" (d6), "x" (d7));
-+    
-+    // Get pointer to method
-+    PRUint64 methodAddress = *((PRUint64 *)that);
-+    methodAddress += 8 * methodIndex;
-+    methodAddress = *((PRUint64 *)methodAddress);
-+    
-+    typedef PRUint32 (*Method)(PRUint64, PRUint64, PRUint64, PRUint64, PRUint64, PRUint64);
-+    PRUint32 result = ((Method)methodAddress)(a0, a1, a2, a3, a4, a5);
-+    return result;
-+}