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8253040: Remove unused Matcher::regnum_to_fpu_offset()

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Reviewed-by: adityam, vlivanov
This commit is contained in:
Cesar 2020-09-16 06:41:37 +00:00 committed by Aleksey Shipilev
parent 7c564e13ee
commit fbf4699d23
7 changed files with 0 additions and 33 deletions
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6
src/hotspot/cpu/aarch64/aarch64.ad
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@ -2410,12 +2410,6 @@ const int Matcher::float_pressure(int default_pressure_threshold) {
return default_pressure_threshold;
}
int Matcher::regnum_to_fpu_offset(int regnum)
{
Unimplemented();
return 0;
}
// Is this branch offset short enough that a short branch can be used?
//
// NOTE: If the platform does not provide any short branch variants, then

4
src/hotspot/cpu/arm/arm.ad
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@ -997,10 +997,6 @@ const int Matcher::float_pressure(int default_pressure_threshold) {
return default_pressure_threshold;
}
int Matcher::regnum_to_fpu_offset(int regnum) {
return regnum - 32; // The FP registers are in the second chunk
}
// Vector width in bytes
const int Matcher::vector_width_in_bytes(BasicType bt) {
return MaxVectorSize;

6
src/hotspot/cpu/ppc/ppc.ad
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@ -2165,12 +2165,6 @@ const int Matcher::float_pressure(int default_pressure_threshold) {
return default_pressure_threshold;
}
int Matcher::regnum_to_fpu_offset(int regnum) {
// No user for this method?
Unimplemented();
return 999;
}
const bool Matcher::convL2FSupported(void) {
// fcfids can do the conversion (>= Power7).
// fcfid + frsp showed rounding problem when result should be 0x3f800001.

5
src/hotspot/cpu/s390/s390.ad
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@ -1569,11 +1569,6 @@ const bool Matcher::match_rule_supported_vector(int opcode, int vlen, BasicType
return ret_value; // Per default match rules are supported.
}
int Matcher::regnum_to_fpu_offset(int regnum) {
ShouldNotReachHere();
return regnum - 32; // The FP registers are in the second chunk.
}
const bool Matcher::has_predicated_vectors(void) {
return false;
}

4
src/hotspot/cpu/x86/x86_32.ad
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@ -1371,10 +1371,6 @@ uint MachUEPNode::size(PhaseRegAlloc *ra_) const {
//=============================================================================
int Matcher::regnum_to_fpu_offset(int regnum) {
return regnum - 32; // The FP registers are in the second chunk
}
// This is UltraSparc specific, true just means we have fast l2f conversion
const bool Matcher::convL2FSupported(void) {
return true;

5
src/hotspot/cpu/x86/x86_64.ad
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@ -1578,11 +1578,6 @@ uint MachUEPNode::size(PhaseRegAlloc* ra_) const
//=============================================================================
int Matcher::regnum_to_fpu_offset(int regnum)
{
return regnum - 32; // The FP registers are in the second chunk
}
// This is UltraSparc specific, true just means we have fast l2f conversion
const bool Matcher::convL2FSupported(void) {
return true;

3
src/hotspot/share/opto/matcher.hpp
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@ -437,9 +437,6 @@ public:
OptoReg::Name c_frame_pointer() const;
static RegMask c_frame_ptr_mask;
// !!!!! Special stuff for building ScopeDescs
virtual int regnum_to_fpu_offset(int regnum);
// Is this branch offset small enough to be addressed by a short branch?
bool is_short_branch_offset(int rule, int br_size, int offset);