diff --git a/target/ppc/insn64.decode b/target/ppc/insn64.decode
index 547bd1736f..72c5944a53 100644
--- a/target/ppc/insn64.decode
+++ b/target/ppc/insn64.decode
@@ -39,6 +39,18 @@ PLWA            000001 00 0--.-- .................. \
 PLD             000001 00 0--.-- .................. \
                 111001 ..... ..... ................     @PLS_D
 
+### Fixed-Point Store Instructions
+
+PSTW            000001 10 0--.-- .................. \
+                100100 ..... ..... ................     @PLS_D
+PSTB            000001 10 0--.-- .................. \
+                100110 ..... ..... ................     @PLS_D
+PSTH            000001 10 0--.-- .................. \
+                101100 ..... ..... ................     @PLS_D
+
+PSTD            000001 00 0--.-- .................. \
+                111101 ..... ..... ................     @PLS_D
+
 ### Fixed-Point Arithmetic Instructions
 
 PADDI           000001 10 0--.-- ..................     \
diff --git a/target/ppc/translate/fixedpoint-impl.c.inc b/target/ppc/translate/fixedpoint-impl.c.inc
index adeee33289..2d2d874146 100644
--- a/target/ppc/translate/fixedpoint-impl.c.inc
+++ b/target/ppc/translate/fixedpoint-impl.c.inc
@@ -142,24 +142,28 @@ TRANS(STB, do_ldst_D, false, true, MO_UB)
 TRANS(STBX, do_ldst_X, false, true, MO_UB)
 TRANS(STBU, do_ldst_D, true, true, MO_UB)
 TRANS(STBUX, do_ldst_X, true, true, MO_UB)
+TRANS(PSTB, do_ldst_PLS_D, false, true, MO_UB)
 
 /* Store Halfword */
 TRANS(STH, do_ldst_D, false, true, MO_UW)
 TRANS(STHX, do_ldst_X, false, true, MO_UW)
 TRANS(STHU, do_ldst_D, true, true, MO_UW)
 TRANS(STHUX, do_ldst_X, true, true, MO_UW)
+TRANS(PSTH, do_ldst_PLS_D, false, true, MO_UW)
 
 /* Store Word */
 TRANS(STW, do_ldst_D, false, true, MO_UL)
 TRANS(STWX, do_ldst_X, false, true, MO_UL)
 TRANS(STWU, do_ldst_D, true, true, MO_UL)
 TRANS(STWUX, do_ldst_X, true, true, MO_UL)
+TRANS(PSTW, do_ldst_PLS_D, false, true, MO_UL)
 
 /* Store Doubleword */
 TRANS64(STD, do_ldst_D, false, true, MO_Q)
 TRANS64(STDX, do_ldst_X, false, true, MO_Q)
 TRANS64(STDU, do_ldst_D, true, true, MO_Q)
 TRANS64(STDUX, do_ldst_X, true, true, MO_Q)
+TRANS64(PSTD, do_ldst_PLS_D, false, true, MO_Q)
 
 /*
  * Fixed-Point Arithmetic Instructions