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authorKorey Sewell <ksewell@umich.edu>2006-04-27 05:07:11 -0400
committerKorey Sewell <ksewell@umich.edu>2006-04-27 05:07:11 -0400
commit07d4ad4dbed164818bf7e643c362475084a33d15 (patch)
treee95f3f0309c1b502d927ade4d11aed1642571534 /arch/mips/isa/formats/mem.isa
parent303dda5e8e5d6aef24de0ebbfc6971eb55ad7ff4 (diff)
downloadgem5-07d4ad4dbed164818bf7e643c362475084a33d15.tar.xz
Rewrite CFC1 & CTC1 instruction definitions
Use Load/Store Float Memory Formats for FP mem insts Fix Load/Store into FP to not create a "nop" if it sees reg 0 at the defintion arch/mips/isa/decoder.isa: Rewrite CFC1 & CTC1 instruction definitions Use Load/Store Float Memory Formats for FP mem insts arch/mips/isa/formats/fp.isa: comment changes arch/mips/isa/formats/mem.isa: Fix Load/Store Float Memory Formats --HG-- extra : convert_revision : ef1cb7a78452f8dff044b05c89e61bec866bf1b7
Diffstat (limited to 'arch/mips/isa/formats/mem.isa')
-rw-r--r--arch/mips/isa/formats/mem.isa26
1 files changed, 12 insertions, 14 deletions
diff --git a/arch/mips/isa/formats/mem.isa b/arch/mips/isa/formats/mem.isa
index df1dca4e1..e2afc7252 100644
--- a/arch/mips/isa/formats/mem.isa
+++ b/arch/mips/isa/formats/mem.isa
@@ -446,30 +446,28 @@ def format StoreMemory(memacc_code, ea_code = {{ EA = Rs + disp; }},
exec_template_base = 'Store')
}};
-def format UnalignedStore(memacc_code, postacc_code,
- ea_code = {{ EA = Rb + disp; }},
+//FP loads are offloaded to these formats for now ...
+def format LoadFloatMemory(memacc_code, ea_code = {{ EA = Rs + disp; }},
mem_flags = [], inst_flags = []) {{
(header_output, decoder_output, decode_block, exec_output) = \
LoadStoreBase(name, Name, ea_code, memacc_code, mem_flags, inst_flags,
- postacc_code, exec_template_base = 'Store')
+ decode_template = BasicDecode,
+ exec_template_base = 'Load')
}};
-//FP loads are offloaded to these formats for now ...
-def format LoadMemory2(ea_code = {{ EA = Rs + disp; }}, memacc_code = {{ }},
- mem_flags = [], inst_flags = []) {{
+
+def format StoreFloatMemory(memacc_code, ea_code = {{ EA = Rs + disp; }},
+ mem_flags = [], inst_flags = []) {{
(header_output, decoder_output, decode_block, exec_output) = \
LoadStoreBase(name, Name, ea_code, memacc_code, mem_flags, inst_flags,
- decode_template = LoadNopCheckDecode,
- exec_template_base = 'Load')
+ exec_template_base = 'Store')
}};
-//FP stores are offloaded to these formats for now ...
-def format StoreMemory2(ea_code = {{ EA = Rs + disp; }},memacc_code = {{ }},
- mem_flags = [], inst_flags = []) {{
+def format UnalignedStore(memacc_code, postacc_code,
+ ea_code = {{ EA = Rb + disp; }},
+ mem_flags = [], inst_flags = []) {{
(header_output, decoder_output, decode_block, exec_output) = \
LoadStoreBase(name, Name, ea_code, memacc_code, mem_flags, inst_flags,
- decode_template = LoadNopCheckDecode,
- exec_template_base = 'Store')
+ postacc_code, exec_template_base = 'Store')
}};
-