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-rw-r--r--tcg/README10
1 files changed, 7 insertions, 3 deletions
diff --git a/tcg/README b/tcg/README
index fe8c3d5..3433908 100644
--- a/tcg/README
+++ b/tcg/README
@@ -378,13 +378,17 @@ instructions.
qemu_ld8s t0, t1, flags
qemu_ld16u t0, t1, flags
qemu_ld16s t0, t1, flags
+qemu_ld32 t0, t1, flags
qemu_ld32u t0, t1, flags
qemu_ld32s t0, t1, flags
qemu_ld64 t0, t1, flags
-Load data at the QEMU CPU address t1 into t0. t1 has the QEMU CPU
-address type. 'flags' contains the QEMU memory index (selects user or
-kernel access) for example.
+Load data at the QEMU CPU address t1 into t0. t1 has the QEMU CPU address
+type. 'flags' contains the QEMU memory index (selects user or kernel access)
+for example.
+
+Note that "qemu_ld32" implies a 32-bit result, while "qemu_ld32u" and
+"qemu_ld32s" imply a 64-bit result appropriately extended from 32 bits.
* qemu_st8 t0, t1, flags
qemu_st16 t0, t1, flags