Use separate random number generator for each randomization pass

tests_lit/llvm2ice_tests/randomize-pool-immediate-basic.ll

Index: tests_lit/llvm2ice_tests/randomize-pool-immediate-basic.ll
diff --git a/tests_lit/llvm2ice_tests/randomize-pool-immediate-basic.ll b/tests_lit/llvm2ice_tests/randomize-pool-immediate-basic.ll
index 5c886311af23738b8352d604365abc695bd1c30e..a33409108fa17043002093f3502ba785e7ddad47 100644
--- a/tests_lit/llvm2ice_tests/randomize-pool-immediate-basic.ll
+++ b/tests_lit/llvm2ice_tests/randomize-pool-immediate-basic.ll
@@ -25,12 +25,12 @@ entry:
   ret i32 %res
 
 ; BLINDINGO2-LABEL: add_arg_plus_200000
-; BLINDINGO2: mov [[REG:e[a-z]*]],0x34ee7
-; BLINDINGO2-NEXT: lea [[REG]],{{[[]}}[[REG]]-0x41a7{{[]]}}
+; BLINDINGO2: mov [[REG:e[a-z]*]],0x2c8df4
+; BLINDINGO2-NEXT: lea [[REG]],{{[[]}}[[REG]]-0x2980b4{{[]]}}
 
 ; BLINDINGOM1-LABEL: add_arg_plus_200000
-; BLINDINGOM1: mov [[REG:e[a-z]*]],0x34ee7
-; BLINDINGOM1-NEXT: lea [[REG]],{{[[]}}[[REG]]-0x41a7{{[]]}}
+; BLINDINGOM1: mov [[REG:e[a-z]*]],0x2c8df4
+; BLINDINGOM1-NEXT: lea [[REG]],{{[[]}}[[REG]]-0x2980b4{{[]]}}
 
 ; POOLING-LABEL: add_arg_plus_200000
 ; POOLING: mov e{{[a-z]*}},DWORD PTR ds:0x0 {{[0-9a-f]*}}: R_386_32 .L$i32${{[0-9]*}}
@@ -44,10 +44,10 @@ entry:
   %addr.load = load float, float* %addr.ptr, align 4
   ret float %addr.load
 ; BLINDINGO2-LABEL: load_arg_plus_200000
-; BLINDINGO2: lea [[REG:e[a-z]*]],{{[[]}}{{e[a-z]*}}+0x34ee7{{[]]}}
+; BLINDINGO2: lea [[REG:e[a-z]*]],{{[[]}}{{e[a-z]*}}+0x32c814{{[]]}}
 
 ; BLINDINGOM1-LABEL: load_arg_plus_200000
-; BLINDINGOM1: lea [[REG:e[a-z]*]],{{[[]}}{{e[a-z]*}}-0x41a7{{[]]}}
+; BLINDINGOM1: lea [[REG:e[a-z]*]],{{[[]}}{{e[a-z]*}}-0x2fbad4{{[]]}}
 
 ; POOLING-LABEL: load_arg_plus_200000
 ; POOLING: mov e{{[a-z]*}},DWORD PTR ds:0x0 {{[0-9a-f]*}}: R_386_32 .L$i32${{[0-9]*}}
@@ -61,13 +61,13 @@ entry:
 
 ; BLINDINGO2-LABEL: add_arg_plus_64bits
 ; BLINDINGO2: sar [[RHI:e[a-z]*]],0x1f
-; BLINDINGO2: mov [[RLO:e[a-z]*]],0xf46b45a7
-; BLINDINGO2-NEXT: lea [[RLO]],{{[[]}}[[RLO]]-0x41a7{{[]]}}
+; BLINDINGO2: mov [[RLO:e[a-z]*]],0xf4a0f8f8
+; BLINDINGO2-NEXT: lea [[RLO]],{{[[]}}[[RLO]]-0x35f4f8{{[]]}}
 
 ; BLINDINGOM1-LABEL: add_arg_plus_64bits
 ; BLINDINGOM1: sar [[RHI:e[a-z]*]],0x1f
-; BLINDINGOM1: mov [[RLO:e[a-z]*]],0xf46b45a7
-; BLINDINGOM1-NEXT: lea [[RLO]],{{[[]}}[[RLO]]-0x41a7{{[]]}}
+; BLINDINGOM1: mov [[RLO:e[a-z]*]],0xf4a0f8f8
+; BLINDINGOM1-NEXT: lea [[RLO]],{{[[]}}[[RLO]]-0x35f4f8{{[]]}}
 
 ; POOLING-LABEL: add_arg_plus_64bits
 ; POOLING: mov e{{[a-z]*}},DWORD PTR ds:0x0 {{[0-9a-f]*}}: R_386_32 .L$i32${{[0-9]*}}
@@ -82,12 +82,12 @@ entry:
   ret i64 %arg.load
 
 ; BLINDINGO2-LABEL: load_arg_plus_64bits
-; BLINDINGO2: lea e{{[a-z]*}},{{[[]}}e{{[a-z]*}}+0x1a137{{[]]}}
-; BLINDINGO2: mov e{{[a-z]*}},DWORD PTR {{[[]}}e{{[a-z]*}}-0x41a7{{[]]}}
+; BLINDINGO2: lea e{{[a-z]*}},{{[[]}}e{{[a-z]*}}+0x3d8eac{{[]]}}
+; BLINDINGO2: mov e{{[a-z]*}},DWORD PTR {{[[]}}e{{[a-z]*}}-0x3c2f1c{{[]]}}
 
 ; BLINDINGOM1-LABEL: load_arg_plus_64bits
-; BLINDINGOM1: mov e{{[a-z]*}},0x1a137
-; BLINDINGOM1-NEXT: lea e{{[a-z]*}},{{[[]}}e{{[a-z]*}}-0x41a7{{[]]}}
+; BLINDINGOM1: mov e{{[a-z]*}},0x3d8eac
+; BLINDINGOM1-NEXT: lea e{{[a-z]*}},{{[[]}}e{{[a-z]*}}-0x3c2f1c{{[]]}}
 
 ; POOLING-LABEL: load_arg_plus_64bits
 ; POOLING: mov e{{[a-z]x}},DWORD PTR ds:0x0 {{[0-9a-f]*}}: R_386_32 .L$i32${{[0-9]*}}
@@ -101,12 +101,12 @@ entry:
   ret i32 %ret
 
 ; BLINDINGO2-LABEL: add_const_8bits
-; BLINDINGO2: mov e{{[a-z]*}},0x4222
-; BLINDINGO2-NEXT: e{{[a-z]*}},{{[[]}}e{{[a-z]*}}-0x41a7{{[]]}}
+; BLINDINGO2: mov e{{[a-z]*}},0x1d0aa
+; BLINDINGO2-NEXT: e{{[a-z]*}},{{[[]}}e{{[a-z]*}}-0x1d02f{{[]]}}
 
 ; BLINDINGOM1-LABEL: add_const_8bits
-; BLINDINGOM1: mov e{{[a-z]*}},0x4222
-; BLINDINGOM1-NEXT: e{{[a-z]*}},{{[[]}}e{{[a-z]*}}-0x41a7{{[]]}}
+; BLINDINGOM1: mov e{{[a-z]*}},0x1d0aa
+; BLINDINGOM1-NEXT: e{{[a-z]*}},{{[[]}}e{{[a-z]*}}-0x1d02f{{[]]}}
 
 ; POOLING-LABEL: add_const_8bits
 ; POOLING: mov {{[a-z]l}},BYTE PTR ds:0x0 {{[0-9a-f]*}}: R_386_32 .L$i8${{[0-9]*}}
@@ -120,12 +120,12 @@ entry:
   ret i32 %ret
 
 ; BLINDINGO2-LABEL: add_const_16bits
-; BLINDINGO2: mov e{{[a-z]*}},0xc1a5
-; BLINDINGO2-NEXT: e{{[a-z]*}},{{[[]}}e{{[a-z]*}}-0x41a7{{[]]}}
+; BLINDINGO2: mov e{{[a-z]*}},0x88a4d
+; BLINDINGO2-NEXT: e{{[a-z]*}},{{[[]}}e{{[a-z]*}}-0x80a4f{{[]]}}
 
 ; BLINDINGOM1-LABEL: add_const_16bits
-; BLINDINGOM1: mov e{{[a-z]*}},0xc1a5
-; BLINDINGOM1-NEXT: e{{[a-z]*}},{{[[]}}e{{[a-z]*}}-0x41a7{{[]]}}
+; BLINDINGOM1: mov e{{[a-z]*}},0x88a4d
+; BLINDINGOM1-NEXT: e{{[a-z]*}},{{[[]}}e{{[a-z]*}}-0x80a4f{{[]]}}
 
 ; POOLING-LABEL: add_const_16bits
 ; POOLING: mov {{[a-z]x}},WORD PTR ds:0x0 {{[0-9a-f]*}}: R_386_32 .L$i16${{[0-9]*}}