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riscv-gcc-1
Commit f209ff48 by Torbjorn Granlund
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(REG_CLASS_FROM_LETTER): Remove partly incorrect PA documentation. 

From-SVN: r3280
parent c85b8963
Showing with 0 additions and 7 deletions
gcc/config/pa/pa.h
...@@ -581,13 +581,6 @@ enum reg_class { NO_REGS, R1_REGS, GENERAL_REGS, FP_REGS, GENERAL_OR_FP_REGS, ...@@ -581,13 +581,6 @@ enum reg_class { NO_REGS, R1_REGS, GENERAL_REGS, FP_REGS, GENERAL_OR_FP_REGS,
C is the letter, and VALUE is a constant value. C is the letter, and VALUE is a constant value.
Return 1 if VALUE is in the range specified by C. Return 1 if VALUE is in the range specified by C.
HP-PA immediate field sizes:
5 bits: scalar/floating short loads + stores; deposit; conditional branch
11 bits: arithmetic immediate, compare immediate
14 bits: loads and stores; load offset
21 bits: load and add immediate long (but this isn't really used)
(there are also 13-bit and 26-bit immediates but only in system instructions)
`I' is used for the 11 bit constants. `I' is used for the 11 bit constants.
`J' is used for the 14 bit constants. `J' is used for the 14 bit constants.
`K' is used for values that can be moved with a zdepi insn. `K' is used for values that can be moved with a zdepi insn.
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