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authorAlistair Francis <alistair.francis@wdc.com>2020-02-10 10:36:21 -0800
committerAlistair Francis <alistair.francis@wdc.com>2020-08-27 08:17:42 -0700
commit5b6113d62efabb123db433b14adddd4a5fb6b7ec (patch)
tree1959bde3e74c6e491bbce89f0f8e1806647c9225 /sysdeps/riscv/bits/wordsize.h
parent07598d76006faec6c60a9d86bda44dcb81b3a743 (diff)
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RISC-V: Support the 32-bit ABI implementation
This patch adds the ABI implementation for 32-bit RISC-V.  It contains
the Linux-specific and RISC-V architecture code.

Reviewed-by: Maciej W. Rozycki <macro@wdc.com>
Diffstat (limited to 'sysdeps/riscv/bits/wordsize.h')
-rw-r--r--sysdeps/riscv/bits/wordsize.h9
1 files changed, 5 insertions, 4 deletions
diff --git a/sysdeps/riscv/bits/wordsize.h b/sysdeps/riscv/bits/wordsize.h
index faccc71828..4929dcf873 100644
--- a/sysdeps/riscv/bits/wordsize.h
+++ b/sysdeps/riscv/bits/wordsize.h
@@ -22,8 +22,9 @@
 # error unsupported ABI
 #endif
 
-#if __riscv_xlen == 64
-# define __WORDSIZE_TIME64_COMPAT32 1
-#else
-# error "rv32i-based targets are not supported"
+#define __WORDSIZE_TIME64_COMPAT32  1
+
+#if __WORDSIZE == 32
+# define __WORDSIZE32_SIZE_ULONG    0
+# define __WORDSIZE32_PTRDIFF_LONG  0
 #endif