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@@ -0,0 +1,23 @@
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+revert 6dcad60c0ef48af584395a40feeb256fb82986a8
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+as it breaks any userland in qemu
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+
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+diff -Nur gcc-6.3.0.orig/gcc/config/microblaze/microblaze.h gcc-6.3.0/gcc/config/microblaze/microblaze.h
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+--- gcc-6.3.0.orig/gcc/config/microblaze/microblaze.h 2016-01-21 18:10:54.000000000 +0100
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++++ gcc-6.3.0/gcc/config/microblaze/microblaze.h 2017-05-26 18:33:31.297534916 +0200
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+@@ -253,14 +253,14 @@
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+ #define FIXED_REGISTERS \
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+ { \
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+ 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, \
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+- 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \
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++ 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \
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+ 1, 1, 1, 1 \
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+ }
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+
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+ #define CALL_USED_REGISTERS \
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+ { \
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+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, \
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+- 1, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \
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++ 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \
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+ 1, 1, 1, 1 \
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+ }
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+ #define GP_REG_FIRST 0
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