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Add powerpc soft float support

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This commit is contained in:
Anthony Green
2011-11-12 16:35:55 -05:00
parent c8f1bde8e2
commit 52891f8a93
17 changed files with 9744 additions and 264 deletions
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src/powerpc/sysv.S
+6
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@@ -83,6 +83,7 @@ ENTRY(ffi_call_SYSV)
nop
1:
#ifndef __NO_FPRS__
/* Load all the FP registers. */
bf- 6,2f
lfd %f1,-16-(8*4)-(8*8)(%r28)
@@ -94,6 +95,7 @@ ENTRY(ffi_call_SYSV)
lfd %f6,-16-(8*4)-(3*8)(%r28)
lfd %f7,-16-(8*4)-(2*8)(%r28)
lfd %f8,-16-(8*4)-(1*8)(%r28)
#endif
2:
/* Make the call. */
@@ -103,7 +105,9 @@ ENTRY(ffi_call_SYSV)
mtcrf 0x01,%r31 /* cr7 */
bt- 31,L(small_struct_return_value)
bt- 30,L(done_return_value)
#ifndef __NO_FPRS__
bt- 29,L(fp_return_value)
#endif
stw %r3,0(%r30)
bf+ 28,L(done_return_value)
stw %r4,4(%r30)
@@ -124,6 +128,7 @@ L(done_return_value):
lwz %r1,0(%r1)
blr
#ifndef __NO_FPRS__
L(fp_return_value):
bf 28,L(float_return_value)
stfd %f1,0(%r30)
@@ -134,6 +139,7 @@ L(fp_return_value):
L(float_return_value):
stfs %f1,0(%r30)
b L(done_return_value)
#endif
L(small_struct_return_value):
/*