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comparison src/cpu/sparc/vm/stubGenerator_sparc.cpp @ 17939:0fb5b60ab4a2

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8022070: Compilation error in stubGenerator_sparc.cpp with some compilers Reviewed-by: twisti, kvn
author mikael
date Tue, 29 Apr 2014 22:04:09 -0700
parents 03214612e77e
children 0342d80559e0
comparison
equal deleted inserted replaced
17938:1555c0843770 17939:0fb5b60ab4a2
81 81
82 class StubGenerator: public StubCodeGenerator { 82 class StubGenerator: public StubCodeGenerator {
83 private: 83 private:
84 84
85 #ifdef PRODUCT 85 #ifdef PRODUCT
86 #define inc_counter_np(a,b,c) (0) 86 #define inc_counter_np(a,b,c)
87 #else 87 #else
88 #define inc_counter_np(counter, t1, t2) \ 88 #define inc_counter_np(counter, t1, t2) \
89 BLOCK_COMMENT("inc_counter " #counter); \ 89 BLOCK_COMMENT("inc_counter " #counter); \
90 __ inc_counter(&counter, t1, t2); 90 __ inc_counter(&counter, t1, t2);
91 #endif 91 #endif
1053 // 1053 //
1054 typedef void (StubGenerator::*CopyLoopFunc)(Register from, Register to, Register count, int count_dec, 1054 typedef void (StubGenerator::*CopyLoopFunc)(Register from, Register to, Register count, int count_dec,
1055 Label& L_loop, bool use_prefetch, bool use_bis); 1055 Label& L_loop, bool use_prefetch, bool use_bis);
1056 1056
1057 void disjoint_copy_core(Register from, Register to, Register count, int log2_elem_size, 1057 void disjoint_copy_core(Register from, Register to, Register count, int log2_elem_size,
1058 int iter_size, CopyLoopFunc copy_loop_func) { 1058 int iter_size, StubGenerator::CopyLoopFunc copy_loop_func) {
1059 Label L_copy; 1059 Label L_copy;
1060 1060
1061 assert(log2_elem_size <= 3, "the following code should be changed"); 1061 assert(log2_elem_size <= 3, "the following code should be changed");
1062 int count_dec = 16>>log2_elem_size; 1062 int count_dec = 16>>log2_elem_size;
1063 1063
1204 __ andn(from, 7, from); // Align address 1204 __ andn(from, 7, from); // Align address
1205 __ ldx(from, 0, O3); 1205 __ ldx(from, 0, O3);
1206 __ inc(from, 8); 1206 __ inc(from, 8);
1207 __ sllx(O3, left_shift, O3); 1207 __ sllx(O3, left_shift, O3);
1208 1208
1209 disjoint_copy_core(from, to, count, log2_elem_size, 16, copy_16_bytes_shift_loop); 1209 disjoint_copy_core(from, to, count, log2_elem_size, 16, &StubGenerator::copy_16_bytes_shift_loop);
1210 1210
1211 __ inccc(count, count_dec>>1 ); // + 8 bytes 1211 __ inccc(count, count_dec>>1 ); // + 8 bytes
1212 __ brx(Assembler::negative, true, Assembler::pn, L_copy_last_bytes); 1212 __ brx(Assembler::negative, true, Assembler::pn, L_copy_last_bytes);
1213 __ delayed()->inc(count, count_dec>>1); // restore 'count' 1213 __ delayed()->inc(count, count_dec>>1); // restore 'count'
1214 1214
2083 2083
2084 // copy with shift 4 elements (16 bytes) at a time 2084 // copy with shift 4 elements (16 bytes) at a time
2085 __ dec(count, 4); // The cmp at the beginning guaranty count >= 4 2085 __ dec(count, 4); // The cmp at the beginning guaranty count >= 4
2086 __ sllx(O3, 32, O3); 2086 __ sllx(O3, 32, O3);
2087 2087
2088 disjoint_copy_core(from, to, count, 2, 16, copy_16_bytes_loop); 2088 disjoint_copy_core(from, to, count, 2, 16, &StubGenerator::copy_16_bytes_loop);
2089 2089
2090 __ br(Assembler::always, false, Assembler::pt, L_copy_4_bytes); 2090 __ br(Assembler::always, false, Assembler::pt, L_copy_4_bytes);
2091 __ delayed()->inc(count, 4); // restore 'count' 2091 __ delayed()->inc(count, 4); // restore 'count'
2092 2092
2093 __ BIND(L_aligned_copy); 2093 __ BIND(L_aligned_copy);
2364 // Now we can use O4(offset0), O5(offset8) as temps 2364 // Now we can use O4(offset0), O5(offset8) as temps
2365 __ mov(O3, count); 2365 __ mov(O3, count);
2366 // count >= 0 (original count - 8) 2366 // count >= 0 (original count - 8)
2367 __ mov(from, from64); 2367 __ mov(from, from64);
2368 2368
2369 disjoint_copy_core(from64, to64, count, 3, 64, copy_64_bytes_loop); 2369 disjoint_copy_core(from64, to64, count, 3, 64, &StubGenerator::copy_64_bytes_loop);
2370 2370
2371 // Restore O4(offset0), O5(offset8) 2371 // Restore O4(offset0), O5(offset8)
2372 __ sub(from64, from, offset0); 2372 __ sub(from64, from, offset0);
2373 __ inccc(count, 6); // restore count 2373 __ inccc(count, 6); // restore count
2374 __ brx(Assembler::negative, false, Assembler::pn, L_copy_8_bytes ); 2374 __ brx(Assembler::negative, false, Assembler::pn, L_copy_8_bytes );