[llvm] f9cb95c - [AMDGPU] Add additional test cases to integer src mod test (#152692)

via llvm-commits llvm-commits at lists.llvm.org
Fri Aug 8 15:14:39 PDT 2025


Author: Chris Jackson
Date: 2025-08-08T23:14:36+01:00
New Revision: f9cb95c9b0d52c11c7fbf11535cbd88039312ed3

URL: https://github.com/llvm/llvm-project/commit/f9cb95c9b0d52c11c7fbf11535cbd88039312ed3
DIFF: https://github.com/llvm/llvm-project/commit/f9cb95c9b0d52c11c7fbf11535cbd88039312ed3.diff

LOG: [AMDGPU] Add additional test cases to integer src mod test (#152692)

Adds missing 16-bit test cases to the test that src mods are not applied
to integers in instructions with canonicalizing patterns.

Added: 
    

Modified: 
    llvm/test/CodeGen/AMDGPU/integer-canonicalizing-src-modifiers.ll

Removed: 
    


################################################################################
diff  --git a/llvm/test/CodeGen/AMDGPU/integer-canonicalizing-src-modifiers.ll b/llvm/test/CodeGen/AMDGPU/integer-canonicalizing-src-modifiers.ll
index 005c8c8038c16..7b356d26d608a 100644
--- a/llvm/test/CodeGen/AMDGPU/integer-canonicalizing-src-modifiers.ll
+++ b/llvm/test/CodeGen/AMDGPU/integer-canonicalizing-src-modifiers.ll
@@ -86,8 +86,152 @@ define double @s_uitofp_i32_to_f64_neg(i32 inreg %arg0) nounwind {
   %cvt = uitofp i32 %arg0.neg to double
   ret double %cvt
 }
-;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
-; GFX11-FAKE16: {{.*}}
-; GFX11-TRUE16: {{.*}}
-; GFX7: {{.*}}
-; GFX9: {{.*}}
+
+define half @v_uitofp_i16_to_f16_abs(i16 %arg0) nounwind {
+; GFX7-LABEL: v_uitofp_i16_to_f16_abs:
+; GFX7:       ; %bb.0:
+; GFX7-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX7-NEXT:    v_and_b32_e32 v0, 0x7fff, v0
+; GFX7-NEXT:    v_cvt_f32_u32_e32 v0, v0
+; GFX7-NEXT:    v_cvt_f16_f32_e32 v0, v0
+; GFX7-NEXT:    v_cvt_f32_f16_e32 v0, v0
+; GFX7-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_uitofp_i16_to_f16_abs:
+; GFX9:       ; %bb.0:
+; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT:    v_and_b32_e32 v0, 0x7fff, v0
+; GFX9-NEXT:    v_cvt_f16_u16_e32 v0, v0
+; GFX9-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX11-TRUE16-LABEL: v_uitofp_i16_to_f16_abs:
+; GFX11-TRUE16:       ; %bb.0:
+; GFX11-TRUE16-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX11-TRUE16-NEXT:    v_and_b16 v0.l, 0x7fff, v0.l
+; GFX11-TRUE16-NEXT:    s_delay_alu instid0(VALU_DEP_1)
+; GFX11-TRUE16-NEXT:    v_cvt_f16_u16_e32 v0.l, v0.l
+; GFX11-TRUE16-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX11-FAKE16-LABEL: v_uitofp_i16_to_f16_abs:
+; GFX11-FAKE16:       ; %bb.0:
+; GFX11-FAKE16-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX11-FAKE16-NEXT:    v_and_b32_e32 v0, 0x7fff, v0
+; GFX11-FAKE16-NEXT:    s_delay_alu instid0(VALU_DEP_1)
+; GFX11-FAKE16-NEXT:    v_cvt_f16_u16_e32 v0, v0
+; GFX11-FAKE16-NEXT:    s_setpc_b64 s[30:31]
+  %arg0.abs = and i16 %arg0, u0x7fff
+  %cvt = uitofp i16 %arg0.abs to half
+  ret half %cvt
+}
+
+define half @v_uitofp_i16_to_f16_neg(i16 %arg0) nounwind {
+; GFX7-LABEL: v_uitofp_i16_to_f16_neg:
+; GFX7:       ; %bb.0:
+; GFX7-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX7-NEXT:    v_and_b32_e32 v0, 0x8000, v0
+; GFX7-NEXT:    v_cvt_f32_u32_e32 v0, v0
+; GFX7-NEXT:    v_cvt_f16_f32_e32 v0, v0
+; GFX7-NEXT:    v_cvt_f32_f16_e32 v0, v0
+; GFX7-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: v_uitofp_i16_to_f16_neg:
+; GFX9:       ; %bb.0:
+; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT:    v_and_b32_e32 v0, 0xffff8000, v0
+; GFX9-NEXT:    v_cvt_f16_u16_e32 v0, v0
+; GFX9-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX11-TRUE16-LABEL: v_uitofp_i16_to_f16_neg:
+; GFX11-TRUE16:       ; %bb.0:
+; GFX11-TRUE16-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX11-TRUE16-NEXT:    v_and_b16 v0.l, 0x8000, v0.l
+; GFX11-TRUE16-NEXT:    s_delay_alu instid0(VALU_DEP_1)
+; GFX11-TRUE16-NEXT:    v_cvt_f16_u16_e32 v0.l, v0.l
+; GFX11-TRUE16-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX11-FAKE16-LABEL: v_uitofp_i16_to_f16_neg:
+; GFX11-FAKE16:       ; %bb.0:
+; GFX11-FAKE16-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX11-FAKE16-NEXT:    v_and_b32_e32 v0, 0xffff8000, v0
+; GFX11-FAKE16-NEXT:    s_delay_alu instid0(VALU_DEP_1)
+; GFX11-FAKE16-NEXT:    v_cvt_f16_u16_e32 v0, v0
+; GFX11-FAKE16-NEXT:    s_setpc_b64 s[30:31]
+  %arg0.neg = and i16 %arg0, u0x8000
+  %cvt = uitofp i16 %arg0.neg to half
+  ret half %cvt
+}
+
+define half @s_uitofp_i16_to_f16_abs(i16 inreg %arg0) nounwind {
+; GFX7-LABEL: s_uitofp_i16_to_f16_abs:
+; GFX7:       ; %bb.0:
+; GFX7-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX7-NEXT:    s_and_b32 s4, s16, 0x7fff
+; GFX7-NEXT:    v_cvt_f32_u32_e32 v0, s4
+; GFX7-NEXT:    v_cvt_f16_f32_e32 v0, v0
+; GFX7-NEXT:    v_cvt_f32_f16_e32 v0, v0
+; GFX7-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: s_uitofp_i16_to_f16_abs:
+; GFX9:       ; %bb.0:
+; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT:    s_and_b32 s4, s16, 0x7fff
+; GFX9-NEXT:    v_cvt_f16_u16_e32 v0, s4
+; GFX9-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX11-TRUE16-LABEL: s_uitofp_i16_to_f16_abs:
+; GFX11-TRUE16:       ; %bb.0:
+; GFX11-TRUE16-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX11-TRUE16-NEXT:    s_and_b32 s0, s0, 0x7fff
+; GFX11-TRUE16-NEXT:    s_delay_alu instid0(SALU_CYCLE_1)
+; GFX11-TRUE16-NEXT:    v_cvt_f16_u16_e32 v0.l, s0
+; GFX11-TRUE16-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX11-FAKE16-LABEL: s_uitofp_i16_to_f16_abs:
+; GFX11-FAKE16:       ; %bb.0:
+; GFX11-FAKE16-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX11-FAKE16-NEXT:    s_and_b32 s0, s0, 0x7fff
+; GFX11-FAKE16-NEXT:    s_delay_alu instid0(SALU_CYCLE_1)
+; GFX11-FAKE16-NEXT:    v_cvt_f16_u16_e32 v0, s0
+; GFX11-FAKE16-NEXT:    s_setpc_b64 s[30:31]
+  %arg0.abs = and i16 %arg0, u0x7fff
+  %cvt = uitofp i16 %arg0.abs to half
+  ret half %cvt
+}
+
+define half @s_uitofp_i16_to_f16_neg(i16 inreg %arg0) nounwind {
+; GFX7-LABEL: s_uitofp_i16_to_f16_neg:
+; GFX7:       ; %bb.0:
+; GFX7-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX7-NEXT:    s_and_b32 s4, s16, 0x8000
+; GFX7-NEXT:    v_cvt_f32_u32_e32 v0, s4
+; GFX7-NEXT:    v_cvt_f16_f32_e32 v0, v0
+; GFX7-NEXT:    v_cvt_f32_f16_e32 v0, v0
+; GFX7-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX9-LABEL: s_uitofp_i16_to_f16_neg:
+; GFX9:       ; %bb.0:
+; GFX9-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX9-NEXT:    s_and_b32 s4, s16, 0x8000
+; GFX9-NEXT:    v_cvt_f16_u16_e32 v0, s4
+; GFX9-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX11-TRUE16-LABEL: s_uitofp_i16_to_f16_neg:
+; GFX11-TRUE16:       ; %bb.0:
+; GFX11-TRUE16-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX11-TRUE16-NEXT:    s_and_b32 s0, s0, 0x8000
+; GFX11-TRUE16-NEXT:    s_delay_alu instid0(SALU_CYCLE_1)
+; GFX11-TRUE16-NEXT:    v_cvt_f16_u16_e32 v0.l, s0
+; GFX11-TRUE16-NEXT:    s_setpc_b64 s[30:31]
+;
+; GFX11-FAKE16-LABEL: s_uitofp_i16_to_f16_neg:
+; GFX11-FAKE16:       ; %bb.0:
+; GFX11-FAKE16-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; GFX11-FAKE16-NEXT:    s_and_b32 s0, s0, 0x8000
+; GFX11-FAKE16-NEXT:    s_delay_alu instid0(SALU_CYCLE_1)
+; GFX11-FAKE16-NEXT:    v_cvt_f16_u16_e32 v0, s0
+; GFX11-FAKE16-NEXT:    s_setpc_b64 s[30:31]
+  %arg0.neg = and i16 %arg0, u0x8000
+  %cvt = uitofp i16 %arg0.neg to half
+  ret half %cvt
+}
+


        


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