Add half-precision floating-point instructions

* Add opcodes-hwacha-pseudo to be produced as well, or else GCC will complain.

2 files changed, 44 insertions, 2 deletions

diff --git a/Makefile b/Makefile
index 6034644..3e332ab 100644
--- a/Makefile
+++ b/Makefile
@@ -11,9 +11,10 @@ $(ISASIM_H): opcodes parse-opcodes
 $(PK_H): opcodes parse-opcodes
 	./parse-opcodes -disasm < $< > $@
 
-$(GAS_H): opcodes opcodes-hwacha opcodes-rvc opcodes-custom parse-opcodes
+$(GAS_H): opcodes opcodes-hwacha opcodes-rvc opcodes-custom opcodes-hwacha-pseudo parse-opcodes
 	./parse-opcodes -disasm < $< > $@
-	#./parse-opcodes -disasm < opcodes-hwacha >> $@
+	./parse-opcodes -disasm < opcodes-hwacha >> $@
+	./parse-opcodes -disasm < opcodes-hwacha-pseudo >> $@
 	./parse-opcodes -disasm < opcodes-rvc >> $@
 	./parse-opcodes -disasm < opcodes-custom >> $@
 
diff --git a/opcodes b/opcodes
index 44490c5..fea71e1 100644
--- a/opcodes
+++ b/opcodes
@@ -141,6 +141,15 @@ fsgnj.d     rd rs1 rs2      31..27=0x5  14..12=0 26..25=1 6..2=0x14 1..0=3
 fsgnjn.d    rd rs1 rs2      31..27=0x6  14..12=0 26..25=1 6..2=0x14 1..0=3
 fsgnjx.d    rd rs1 rs2      31..27=0x7  14..12=0 26..25=1 6..2=0x14 1..0=3
 
+fadd.h      rd rs1 rs2      31..27=0x0  rm       26..25=2 6..2=0x14 1..0=3
+fsub.h      rd rs1 rs2      31..27=0x1  rm       26..25=2 6..2=0x14 1..0=3
+fmul.h      rd rs1 rs2      31..27=0x2  rm       26..25=2 6..2=0x14 1..0=3
+fdiv.h      rd rs1 rs2      31..27=0x3  rm       26..25=2 6..2=0x14 1..0=3
+fsqrt.h     rd rs1 24..20=0 31..27=0x4  rm       26..25=2 6..2=0x14 1..0=3
+fsgnj.h     rd rs1 rs2      31..27=0x5  14..12=0 26..25=2 6..2=0x14 1..0=3
+fsgnjn.h    rd rs1 rs2      31..27=0x6  14..12=0 26..25=2 6..2=0x14 1..0=3
+fsgnjx.h    rd rs1 rs2      31..27=0x7  14..12=0 26..25=2 6..2=0x14 1..0=3
+
 fcvt.l.s    rd rs1 24..20=0 31..27=0x8  rm      26..25=0 6..2=0x14 1..0=3
 fcvt.lu.s   rd rs1 24..20=0 31..27=0x9  rm      26..25=0 6..2=0x14 1..0=3
 fcvt.w.s    rd rs1 24..20=0 31..27=0xA  rm      26..25=0 6..2=0x14 1..0=3
@@ -151,6 +160,11 @@ fcvt.lu.d   rd rs1 24..20=0 31..27=0x9  rm      26..25=1 6..2=0x14 1..0=3
 fcvt.w.d    rd rs1 24..20=0 31..27=0xA  rm      26..25=1 6..2=0x14 1..0=3
 fcvt.wu.d   rd rs1 24..20=0 31..27=0xB  rm      26..25=1 6..2=0x14 1..0=3
 
+fcvt.l.h    rd rs1 24..20=0 31..27=0x8  rm      26..25=2 6..2=0x14 1..0=3
+fcvt.lu.h   rd rs1 24..20=0 31..27=0x9  rm      26..25=2 6..2=0x14 1..0=3
+fcvt.w.h    rd rs1 24..20=0 31..27=0xA  rm      26..25=2 6..2=0x14 1..0=3
+fcvt.wu.h   rd rs1 24..20=0 31..27=0xB  rm      26..25=2 6..2=0x14 1..0=3
+
 fcvt.s.l    rd rs1 24..20=0 31..27=0xC  rm      26..25=0 6..2=0x14 1..0=3
 fcvt.s.lu   rd rs1 24..20=0 31..27=0xD  rm      26..25=0 6..2=0x14 1..0=3
 fcvt.s.w    rd rs1 24..20=0 31..27=0xE  rm      26..25=0 6..2=0x14 1..0=3
@@ -161,9 +175,20 @@ fcvt.d.lu   rd rs1 24..20=0 31..27=0xD  rm      26..25=1 6..2=0x14 1..0=3
 fcvt.d.w    rd rs1 24..20=0 31..27=0xE  rm      26..25=1 6..2=0x14 1..0=3
 fcvt.d.wu   rd rs1 24..20=0 31..27=0xF  rm      26..25=1 6..2=0x14 1..0=3
 
+fcvt.h.l    rd rs1 24..20=0 31..27=0xC  rm      26..25=2 6..2=0x14 1..0=3
+fcvt.h.lu   rd rs1 24..20=0 31..27=0xD  rm      26..25=2 6..2=0x14 1..0=3
+fcvt.h.w    rd rs1 24..20=0 31..27=0xE  rm      26..25=2 6..2=0x14 1..0=3
+fcvt.h.wu   rd rs1 24..20=0 31..27=0xF  rm      26..25=2 6..2=0x14 1..0=3
+
 fcvt.s.d    rd rs1 24..20=0 31..29=0x4 28..27=1 rm 26..25=0 6..2=0x14 1..0=3
 fcvt.d.s    rd rs1 24..20=0 31..29=0x4 28..27=0 rm 26..25=1 6..2=0x14 1..0=3
 
+fcvt.s.h    rd rs1 24..20=0 31..29=0x4 28..27=0 rm 26..25=2 6..2=0x14 1..0=3
+fcvt.h.s    rd rs1 24..20=0 31..29=0x4 28..27=2 rm 26..25=0 6..2=0x14 1..0=3
+
+fcvt.d.h    rd rs1 24..20=0 31..29=0x4 28..27=1 rm 26..25=2 6..2=0x14 1..0=3
+fcvt.h.d    rd rs1 24..20=0 31..29=0x4 28..27=2 rm 26..25=1 6..2=0x14 1..0=3
+
 feq.s     rd rs1 rs2      31..27=0x15 14..12=0 26..25=0 6..2=0x14 1..0=3
 flt.s     rd rs1 rs2      31..27=0x16 14..12=0 26..25=0 6..2=0x14 1..0=3
 fle.s     rd rs1 rs2      31..27=0x17 14..12=0 26..25=0 6..2=0x14 1..0=3
@@ -172,22 +197,33 @@ feq.d     rd rs1 rs2      31..27=0x15 14..12=0 26..25=1 6..2=0x14 1..0=3
 flt.d     rd rs1 rs2      31..27=0x16 14..12=0 26..25=1 6..2=0x14 1..0=3
 fle.d     rd rs1 rs2      31..27=0x17 14..12=0 26..25=1 6..2=0x14 1..0=3
 
+feq.h     rd rs1 rs2      31..27=0x15 14..12=0 26..25=2 6..2=0x14 1..0=3
+flt.h     rd rs1 rs2      31..27=0x16 14..12=0 26..25=2 6..2=0x14 1..0=3
+fle.h     rd rs1 rs2      31..27=0x17 14..12=0 26..25=2 6..2=0x14 1..0=3
+
 fmin.s    rd rs1 rs2      31..27=0x18 14..12=0 26..25=0 6..2=0x14 1..0=3
 fmax.s    rd rs1 rs2      31..27=0x19 14..12=0 26..25=0 6..2=0x14 1..0=3
 
 fmin.d    rd rs1 rs2      31..27=0x18 14..12=0 26..25=1 6..2=0x14 1..0=3
 fmax.d    rd rs1 rs2      31..27=0x19 14..12=0 26..25=1 6..2=0x14 1..0=3
 
+fmin.h    rd rs1 rs2      31..27=0x18 14..12=0 26..25=2 6..2=0x14 1..0=3
+fmax.h    rd rs1 rs2      31..27=0x19 14..12=0 26..25=2 6..2=0x14 1..0=3
+
 fmv.x.s     rd rs1      24..20=0 31..27=0x1C 14..12=0 26..25=0 6..2=0x14 1..0=3
 fmv.x.d     rd rs1      24..20=0 31..27=0x1C 14..12=0 26..25=1 6..2=0x14 1..0=3
+fmv.x.h     rd rs1      24..20=0 31..27=0x1C 14..12=0 26..25=2 6..2=0x14 1..0=3
 frsr        rd 19..15=0 24..20=0 31..27=0x1D 14..12=0 26..25=0 6..2=0x14 1..0=3
 fmv.s.x     rd rs1      24..20=0 31..27=0x1E 14..12=0 26..25=0 6..2=0x14 1..0=3
 fmv.d.x     rd rs1      24..20=0 31..27=0x1E 14..12=0 26..25=1 6..2=0x14 1..0=3
+fmv.h.x     rd rs1      24..20=0 31..27=0x1E 14..12=0 26..25=2 6..2=0x14 1..0=3
 fssr        rd rs1      24..20=0 31..27=0x1F 14..12=0 26..25=0 6..2=0x14 1..0=3
 
+flh        rd rs1 imm12 14..12=1 6..2=0x01 1..0=3
 flw        rd rs1 imm12 14..12=2 6..2=0x01 1..0=3
 fld        rd rs1 imm12 14..12=3 6..2=0x01 1..0=3
 
+fsh        imm12hi rs1 rs2 imm12lo 14..12=1 6..2=0x09 1..0=3
 fsw        imm12hi rs1 rs2 imm12lo 14..12=2 6..2=0x09 1..0=3
 fsd        imm12hi rs1 rs2 imm12lo 14..12=3 6..2=0x09 1..0=3
 
@@ -200,3 +236,8 @@ fmadd.d     rd rs1 rs2 rs3 rm 26..25=1 6..2=0x10 1..0=3
 fmsub.d     rd rs1 rs2 rs3 rm 26..25=1 6..2=0x11 1..0=3
 fnmsub.d    rd rs1 rs2 rs3 rm 26..25=1 6..2=0x12 1..0=3
 fnmadd.d    rd rs1 rs2 rs3 rm 26..25=1 6..2=0x13 1..0=3
+
+fmadd.h     rd rs1 rs2 rs3 rm 26..25=2 6..2=0x10 1..0=3
+fmsub.h     rd rs1 rs2 rs3 rm 26..25=2 6..2=0x11 1..0=3
+fnmsub.h    rd rs1 rs2 rs3 rm 26..25=2 6..2=0x12 1..0=3
+fnmadd.h    rd rs1 rs2 rs3 rm 26..25=2 6..2=0x13 1..0=3