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commit 3ee422766870c51b2c51d29387d87b257da08d8a
Author: chao an <[email protected]>
AuthorDate: Mon Jan 15 20:55:24 2024 +0800

    risc-v/toolchain: add "Q" Standard Extension into command line
    
    "Q" Standard Extension for Quad-Precision Floating-Point
    
    Signed-off-by: chao an <[email protected]>
---
 arch/risc-v/src/common/Toolchain.defs | 25 +++++++++++++++----------
 1 file changed, 15 insertions(+), 10 deletions(-)

diff --git a/arch/risc-v/src/common/Toolchain.defs 
b/arch/risc-v/src/common/Toolchain.defs
index 3d0e5296a9..8a2f969c04 100644
--- a/arch/risc-v/src/common/Toolchain.defs
+++ b/arch/risc-v/src/common/Toolchain.defs
@@ -148,29 +148,35 @@ ifeq ($(CONFIG_RISCV_TOOLCHAIN),GNU_RVG)
 
   # Detect cpu ISA support flags
 
+  ARCHCPUEXTFLAGS = i
+
   ifeq ($(CONFIG_ARCH_RV_ISA_M),y)
-    ARCHRVISAM = m
+    ARCHCPUEXTFLAGS := $(ARCHCPUEXTFLAGS)m
   endif
 
   ifeq ($(CONFIG_ARCH_RV_ISA_A),y)
-    ARCHRVISAA = a
-  endif
-
-  ifeq ($(CONFIG_ARCH_RV_ISA_C),y)
-    ARCHRVISAC = c
+    ARCHCPUEXTFLAGS := $(ARCHCPUEXTFLAGS)a
   endif
 
   ifeq ($(CONFIG_ARCH_FPU),y)
-    ARCHRVISAF = f
+    ARCHCPUEXTFLAGS := $(ARCHCPUEXTFLAGS)f
   endif
 
   ifeq ($(CONFIG_ARCH_DPFPU),y)
-    ARCHRVISAD = d
+    ARCHCPUEXTFLAGS := $(ARCHCPUEXTFLAGS)d
+  endif
+
+  ifeq ($(CONFIG_ARCH_QPFPU),y)
+    ARCHCPUEXTFLAGS := $(ARCHCPUEXTFLAGS)q
+  endif
+
+  ifeq ($(CONFIG_ARCH_RV_ISA_C),y)
+    ARCHCPUEXTFLAGS := $(ARCHCPUEXTFLAGS)c
   endif
 
   GCC_VERSION = ${shell $(CROSSDEV)gcc --version | grep gcc | grep -oE 
'[0-9]+\.[0-9]+\.[0-9]+' | tail -n 1 | cut -d"." -f1 }
   ifeq ($(shell expr $(GCC_VERSION) \>= 12), 1)
-    ARCHRVISAZ = _zicsr_zifencei
+    ARCHCPUEXTFLAGS := $(ARCHCPUEXTFLAGS)_zicsr_zifencei
   endif
 
   # Detect abi type
@@ -189,7 +195,6 @@ ifeq ($(CONFIG_RISCV_TOOLCHAIN),GNU_RVG)
 
   # Construct arch flags
 
-  ARCHCPUEXTFLAGS = 
i$(ARCHRVISAM)$(ARCHRVISAA)$(ARCHRVISAF)$(ARCHRVISAD)$(ARCHRVISAC)$(ARCHRVISAZ)
   ARCHCPUFLAGS += -march=$(ARCHTYPE)$(ARCHCPUEXTFLAGS)
 
   # Construct arch abi flags

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