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Guoqi Chen f428c7b729 cmd/internal/obj/loong64: add FLDX,FSTX,LDX.STX instructions support
The LDX.{B,BU,H,HU,W,WU,D},STX.{B,H,W,D}, FLDX.{S,D}, FSTX.{S,D} instruction
on Loong64 implements memory access operations using register offset

Go asm syntax:
	MOV{B,BU,H,HU,W,WU,V}	(RJ)(RK), RD
	MOV{B,H,W,V}		RD, (RJ)(RK)
	MOV{F,D}		(RJ)(RK), FD
	MOV{F,D}		FD, (RJ)(RK)

Equivalent platform assembler syntax:
        ldx.{b,bu,h,hu,w,wu,d}	rd, rj, rk
        stx.{b,h,w,d}		rd, rj, rk
        fldx.{s,d}		fd, rj, rk
        fstx.{s,d}		fd, rj, rk

Ref: https://loongson.github.io/LoongArch-Documentation/LoongArch-Vol1-EN.html

Change-Id: Ic7d13bf45dab8342f034b6469465e6337a087144
Reviewed-on: https://go-review.googlesource.com/c/go/+/588215
Reviewed-by: sophie zhao <zhaoxiaolin@loongson.cn>
Reviewed-by: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Qiqi Huang <huangqiqi@loongson.cn>
Reviewed-by: Meidan Li <limeidan@loongson.cn>
Auto-Submit: abner chenc <chenguoqi@loongson.cn>
2024-08-03 05:06:40 +00:00
.github .github/ISSUE_TEMPLATE/03-gopls.yml: use textarea for gopls version 2024-05-24 17:09:04 +00:00
api go/types: add go1.23 iterator methods for 10 exported types 2024-07-31 22:54:09 +00:00
doc crypto: implement encoding.BinaryAppender for all crypto hashes 2024-08-01 14:57:46 +00:00
lib/time lib/time: use consistent directory in mkzip usage message 2024-03-04 17:32:07 +00:00
misc misc/ios: rework exec wrapper to only support simulator 2024-06-18 16:32:49 +00:00
src cmd/internal/obj/loong64: add FLDX,FSTX,LDX.STX instructions support 2024-08-03 05:06:40 +00:00
test cmd/compile,runtime: disable swissmap fast variants 2024-08-02 16:47:38 +00:00
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.gitignore runtime,internal: move runtime/internal/sys to internal/runtime/sys 2024-07-23 19:05:35 +00:00
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go.env cmd/go: additional doc-inspired tests and bug fixes 2023-06-06 19:18:46 +00:00
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README.md README: fix CC BY license name 2024-07-22 17:45:27 +00:00
SECURITY.md SECURITY.md: update the Reporting a Vulnerability link 2023-09-22 21:17:24 +00:00

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